{
  "id": "oci-artifact-compose",
  "name": "Inline OCI artifact manifest composer",
  "description": "WHEN TO USE: Build a supplied-input OCI 1.1.1 artifact manifest with SHA-256 digests, exact decoded sizes and inline Base64 bytes for every ordered file layer. Caller declares artifactType and media types; fixed empty JSON config and title-only annotations. No enclosing manifest digest, image build, filesystem layout, registry contact, upload, signature or authenticity guarantee.",
  "category": "structured",
  "priceUsd": "0.005",
  "pricingStatus": "proposed-unverified",
  "pricing": {
    "unit": "one successful operation call",
    "proposedNominalUsd": "0.005",
    "sixDecimalTokenBaseUnits": "5000",
    "subscription": false,
    "includesPayerWalletOrNetworkFees": false,
    "liveQuoteVerified": false,
    "condition": "Actual SDK challenge is authoritative only within the caller's explicit authorization; configured six-decimal token peg is an operator assertion, not a conversion guarantee."
  },
  "intents": [
    "Compose an OCI 1.1.1 artifact manifest from supplied binary or UTF-8 evidence files",
    "Compute content-addressed inline layer descriptors with exact file bytes and source mapping"
  ],
  "whenToUse": [
    "Compose an OCI 1.1.1 artifact manifest from supplied binary or UTF-8 evidence files",
    "Compute content-addressed inline layer descriptors with exact file bytes and source mapping"
  ],
  "whenNotToUse": [
    "OCI image building, registry access, pushing or pulling, tar/layout generation, signatures, provenance truth or publisher authenticity",
    "Enclosing manifest digest without exact serialized bytes, inferred timestamps, executable config, platform or subject",
    "Uploading, executing artifacts, contacting agents or registries, publishing, or changing remote state",
    "Verifying semantic truth, source authenticity, permissions, target API acceptance or signatures"
  ],
  "capabilities": [
    "Profile oci-1.1-inline-artifact-v1; OCI Image Specification 1.1.1 artifact guidance",
    "SHA-256 and size computed from exact decoded file bytes; standard data fields embed canonical Base64",
    "Fixed empty JSON config hashes exact UTF-8 {}; layer order and input-to-layer source map retained",
    "Only standard title annotations; duplicate names rejected, equal bytes under distinct names preserved",
    "Deterministic supplied-input-only artifact; zero external requests and no current-time dependence"
  ],
  "limits": {
    "inputBytes": 100000,
    "outputBytes": 400000,
    "jsonNodes": 12000,
    "depth": 20,
    "profile": "oci-1.1-inline-artifact-v1",
    "files": 32,
    "nameUnits": 128,
    "mediaTypeBytes": 127,
    "payloadBytes": 60000,
    "manifestBytes": 100000,
    "enclosingManifestDigest": "not returned",
    "mediaTypeProfile": "RFC6838 restricted ASCII type/subtype; no parameters"
  },
  "related": [
    "artifact-manifest-check",
    "content-digest",
    "json-canonicalize"
  ],
  "errorCodes": [
    "INPUT_LIMIT",
    "OUTPUT_LIMIT",
    "COMPLEXITY_LIMIT",
    "INVALID_JSON",
    "INVALID_NUMBER",
    "INVALID_UNICODE",
    "UNSAFE_KEY",
    "INVALID_BASE64",
    "PAYLOAD_LIMIT",
    "INVALID_FILENAME",
    "DUPLICATE_FILENAME",
    "MANIFEST_LIMIT"
  ],
  "requirementsProfile": {
    "format": "declared-requirements-v1",
    "facts": {
      "execution.suppliedCode": false,
      "execution.remoteMutation": false,
      "execution.llmInference": false,
      "execution.paidMcp": false,
      "verification.semanticTruth": false,
      "verification.sourceAuthenticity": false,
      "verification.liveVulnerabilities": false,
      "numbers.arbitraryPrecisionJson": false,
      "numbers.model": "ieee754-binary64",
      "privacy.requestBodyPersisted": false,
      "execution.deterministic": true,
      "execution.networkAccess": false,
      "privacy.resultBodyPersisted": false,
      "payment.x402": true,
      "payment.mpp": true,
      "operation.id": "oci-artifact-compose",
      "operation.category": "structured",
      "limit.httpRequestBytes": 131072,
      "limit.requestBytes": 100000,
      "limit.responseBytes": 524288,
      "limit.resultBytes": 400000,
      "limit.jsonDepth": 20,
      "limit.jsonNodes": 12000,
      "oci.profile": "oci-1.1-inline-artifact-v1",
      "oci.imageSpecification": "1.1.1",
      "oci.maxFiles": 32,
      "oci.maxDecodedPayloadBytes": 60000,
      "oci.maxManifestBytes": 100000,
      "oci.inlineDescriptorData": true,
      "oci.computesBlobDigests": true,
      "oci.manifestDigestReturned": false,
      "oci.rootSerialization": "caller-responsibility",
      "oci.registryAccess": false,
      "oci.publisherAuthenticityVerified": false,
      "oci.registryAcceptanceVerified": false,
      "oci.createsFilesystemLayout": false,
      "input.artifactType.maxLength": 127,
      "input.artifactType.minLength": 3,
      "input.files.maxItems": 32,
      "input.files.minItems": 1
    },
    "unknownPolicy": "Undeclared requirements are unknown, never compatible. Matching declared facts does not establish semantic fit or input validity.",
    "preflight": "/preflight"
  },
  "documentation": "/reference/tools/oci-artifact-compose.md",
  "serviceContract": "/reference/services/oci-artifact-compose.json",
  "errors": [
    {
      "status": 400,
      "meaning": "Malformed JSON, missing/invalid idempotency key, or payment identifier mismatch",
      "retry": "Correct the request before payment"
    },
    {
      "status": 402,
      "meaning": "Payment challenge or rejected payment",
      "retry": "Use official protocol SDK; inspect payment outcome before another payment"
    },
    {
      "status": 409,
      "meaning": "Idempotency conflict, duplicate proof, or PAYMENT_UNCERTAIN",
      "retry": "Keep original key, body, and proof; reconcile uncertainty with operator; never blindly repay"
    },
    {
      "status": 413,
      "meaning": "Input or generated output too large",
      "retry": "Reduce input; no payment attempted for validation failure"
    },
    {
      "status": 415,
      "meaning": "Unsupported media type or compression",
      "retry": "Send uncompressed application/json"
    },
    {
      "status": 422,
      "meaning": "Schema or service-specific semantic validation failure",
      "retry": "Correct input using returned error code; no payment attempted"
    },
    {
      "status": 429,
      "meaning": "Request/payment-attempt rate exceeded",
      "retry": "Wait for rate limit window; preserve existing payment identity"
    },
    {
      "status": 503,
      "meaning": "Payment configuration/provider/state unavailable, or live DNS preparation failed before settlement",
      "retry": "Check readiness; DNS preparation failures may retry the identical key/body/credential only; uncertainty requires reconciliation"
    }
  ],
  "numericPrecision": "JavaScript IEEE-754 numbers; use strings for large integer IDs/exact decimals where the schema accepts strings. No lossless numeric parsing.",
  "paymentWorkflow": {
    "discoveryOnly": false,
    "supportedProtocols": [
      "x402",
      "mpp"
    ],
    "x402": {
      "credentialHeader": "PAYMENT-SIGNATURE",
      "challengeHeader": "PAYMENT-REQUIRED",
      "receiptHeader": "PAYMENT-RESPONSE",
      "version": 2,
      "scheme": "exact",
      "paymentIdentifier": "payment-identifier extension MUST equal the HTTP Idempotency-Key",
      "sdk": "@x402/core with @x402/evm"
    },
    "mpp": {
      "supported": true,
      "credentialHeader": "Authorization",
      "challengeHeader": "WWW-Authenticate",
      "receiptHeader": "Payment-Receipt",
      "method": "tempo",
      "intent": "charge",
      "sdk": "mppx",
      "tokenDecimals": 6
    },
    "steps": [
      "Check configured readiness and the exact service schema",
      "Generate a fresh random Idempotency-Key for this operation; never use a discovery probe fixture for purchases",
      "Send valid input without a credential to obtain the official protocol challenge",
      "Use the official SDK and authorized wallet to fulfill the challenge",
      "Retry only with identical key, body, protocol and credential",
      "On PAYMENT_UNCERTAIN stop and request operator reconciliation; never blindly pay again"
    ],
    "versionedRetries": "Request fingerprint includes service release version. Retries across a version upgrade can conflict; coordinate upgrades outside the 24-hour replay window and reconcile pending attempts.",
    "docs": "/llms.txt"
  },
  "method": "POST",
  "paths": {
    "x402": "/v1/x402/oci-artifact-compose",
    "mpp": "/v1/mpp/oci-artifact-compose"
  },
  "inputSchema": {
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "properties": {
      "artifactType": {
        "type": "string",
        "minLength": 3,
        "maxLength": 127,
        "pattern": "^[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*\\/[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*$"
      },
      "files": {
        "minItems": 1,
        "maxItems": 32,
        "type": "array",
        "items": {
          "type": "object",
          "properties": {
            "name": {
              "type": "string",
              "minLength": 1,
              "maxLength": 128
            },
            "mediaType": {
              "type": "string",
              "minLength": 3,
              "maxLength": 127,
              "pattern": "^[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*\\/[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*$"
            },
            "encoding": {
              "type": "string",
              "enum": [
                "utf8",
                "base64"
              ]
            },
            "data": {
              "type": "string",
              "maxLength": 80000
            }
          },
          "required": [
            "name",
            "mediaType",
            "encoding",
            "data"
          ],
          "additionalProperties": false
        }
      }
    },
    "required": [
      "artifactType",
      "files"
    ],
    "additionalProperties": false
  },
  "outputSchema": {
    "type": "object",
    "required": [
      "operation",
      "version",
      "result",
      "provenance"
    ],
    "properties": {
      "operation": {
        "const": "oci-artifact-compose",
        "type": "string"
      },
      "version": {
        "const": "0.29.0",
        "type": "string"
      },
      "result": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "type": "object",
        "properties": {
          "manifest": {
            "type": "object",
            "properties": {
              "schemaVersion": {
                "type": "number",
                "const": 2
              },
              "mediaType": {
                "type": "string",
                "const": "application/vnd.oci.image.manifest.v1+json"
              },
              "artifactType": {
                "type": "string",
                "minLength": 3,
                "maxLength": 127,
                "pattern": "^[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*\\/[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*$"
              },
              "config": {
                "type": "object",
                "properties": {
                  "mediaType": {
                    "type": "string",
                    "const": "application/vnd.oci.empty.v1+json"
                  },
                  "digest": {
                    "type": "string",
                    "const": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a"
                  },
                  "size": {
                    "type": "number",
                    "const": 2
                  },
                  "data": {
                    "type": "string",
                    "const": "e30="
                  }
                },
                "required": [
                  "mediaType",
                  "digest",
                  "size",
                  "data"
                ],
                "additionalProperties": false
              },
              "layers": {
                "minItems": 1,
                "maxItems": 32,
                "type": "array",
                "items": {
                  "type": "object",
                  "properties": {
                    "mediaType": {
                      "type": "string",
                      "minLength": 3,
                      "maxLength": 127,
                      "pattern": "^[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*\\/[A-Za-z0-9][A-Za-z0-9!#$&^_.+\\-]*$"
                    },
                    "digest": {
                      "type": "string",
                      "pattern": "^sha256:[a-f0-9]{64}$"
                    },
                    "size": {
                      "type": "integer",
                      "minimum": 0,
                      "maximum": 60000
                    },
                    "data": {
                      "type": "string",
                      "maxLength": 80000
                    },
                    "annotations": {
                      "type": "object",
                      "properties": {
                        "org.opencontainers.image.title": {
                          "type": "string",
                          "minLength": 1,
                          "maxLength": 128
                        }
                      },
                      "required": [
                        "org.opencontainers.image.title"
                      ],
                      "additionalProperties": false
                    }
                  },
                  "required": [
                    "mediaType",
                    "digest",
                    "size",
                    "data",
                    "annotations"
                  ],
                  "additionalProperties": false
                }
              }
            },
            "required": [
              "schemaVersion",
              "mediaType",
              "artifactType",
              "config",
              "layers"
            ],
            "additionalProperties": false
          },
          "sourceMap": {
            "minItems": 1,
            "maxItems": 32,
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "inputIndex": {
                  "type": "integer",
                  "minimum": 0,
                  "maximum": 31
                },
                "layerIndex": {
                  "type": "integer",
                  "minimum": 0,
                  "maximum": 31
                }
              },
              "required": [
                "inputIndex",
                "layerIndex"
              ],
              "additionalProperties": false
            }
          }
        },
        "required": [
          "manifest",
          "sourceMap"
        ],
        "additionalProperties": false
      },
      "provenance": {
        "type": "object",
        "required": [
          "inputSha256",
          "outputSha256",
          "deterministic",
          "externalRequests"
        ],
        "properties": {
          "inputSha256": {
            "type": "string",
            "pattern": "^[a-f0-9]{64}$"
          },
          "outputSha256": {
            "type": "string",
            "pattern": "^[a-f0-9]{64}$"
          },
          "deterministic": {
            "const": true
          },
          "externalRequests": {
            "const": 0
          }
        }
      }
    },
    "additionalProperties": false
  },
  "exampleInput": {
    "artifactType": "application/vnd.example.release.v1",
    "files": [
      {
        "name": "notes.txt",
        "mediaType": "text/plain",
        "encoding": "utf8",
        "data": "abc"
      }
    ]
  },
  "exampleResponse": {
    "operation": "oci-artifact-compose",
    "version": "0.29.0",
    "result": {
      "manifest": {
        "schemaVersion": 2,
        "mediaType": "application/vnd.oci.image.manifest.v1+json",
        "artifactType": "application/vnd.example.release.v1",
        "config": {
          "mediaType": "application/vnd.oci.empty.v1+json",
          "digest": "sha256:44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a",
          "size": 2,
          "data": "e30="
        },
        "layers": [
          {
            "mediaType": "text/plain",
            "digest": "sha256:ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad",
            "size": 3,
            "data": "YWJj",
            "annotations": {
              "org.opencontainers.image.title": "notes.txt"
            }
          }
        ]
      },
      "sourceMap": [
        {
          "inputIndex": 0,
          "layerIndex": 0
        }
      ]
    },
    "provenance": {
      "inputSha256": "3bdff892ccc8769982df4a4d86508659e0fa7b5f8e1e7ec87dea660821348835",
      "outputSha256": "36a3b667aea34e198c52ff1e2bd46e6ff7a8117d7f9e8b01ad250d831100b91f",
      "deterministic": true,
      "externalRequests": 0
    }
  },
  "requiredHeaders": {
    "Content-Type": "application/json",
    "Idempotency-Key": "random 16–128 character operation identifier"
  },
  "fixedExample": "/reference/examples/oci-artifact-compose.json",
  "execution": {
    "deterministic": true,
    "externalRequests": 0,
    "maxExternalRequests": 0,
    "resultSnapshotPersisted": false,
    "fixedExampleIsIllustrativeSnapshot": false,
    "requiresPayment": true,
    "supportsMcpExecution": false
  },
  "releaseSnapshot": {
    "format": "static-release-reference-v1",
    "sourceVersion": "0.29.0",
    "sourceRegistrySha256": "a2b5ec09bf6c38b9d2879d746a4fded374f5928b445377b0270ef6aa8e6cac65",
    "generatedAt": "2026-10-06T15:38:00Z",
    "releaseAcceptance": "not-verified-by-generator",
    "runtimeReadiness": "not-evaluated",
    "livePaymentsVerified": false,
    "indexingVerified": false,
    "apiOrigin": null,
    "notice": "Build-time release reference. Runtime readiness, deployment, payment settlement and external indexing are not evaluated here. Prices are proposed; this file cannot authorize execution or payment."
  }
}