← The evidence ledger
Evidence row 76445
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi/breaking-change
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8595eec4ab52406362e589ec6df0196db33bcc6b73935f0eb184258647758d69
- Leaf
- 0x797eecf28b7c7813e317ac6055406f426940a8d61a7b993704d84b3248ae3c38
What was observed
{
"endpoints": [
[
"x402",
"https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi/breaking-change"
]
],
"name": "Forest Web",
"owner_address": "0xb48d918151311f982d542ef5c84cc1cd54cff7a9",
"raw": {
"accepts": [
{
"amount": "4000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xb48D918151311F982d542eF5C84cc1cd54CFf7a9",
"scheme": "exact"
}
],
"description": "Compare two public OpenAPI or Swagger contracts and determine whether the API update contains directly observable breaking compatibility changes. Detects removed operations, newly required request inputs, narrowed inline enums, removed content types or successful responses and tightened authentication; unsupported compatibility questions remain unknown. No API operation is executed. Base mainnet USDC",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"after_url": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi.json",
"before_url": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi.json"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"capability": "openapi.breaking-change",
"data": {
"after_fingerprint_scope": "machine_contract_structure",
"after_hash": "0000000000000000000000000000000000000000000000000000000000000000",
"after_operation_count": 0,
"after_url": "example",
"before_fingerprint_scope": "machine_contract_structure",
"before_hash": "0000000000000000000000000000000000000000000000000000000000000000",
"before_operation_count": 0,
"before_url": "example",
"breaking_changes": [],
"comparison_complete": false,
"comparison_truncated": false,
"local_ref_count": 0,
"non_breaking_changes": [],
"provider_request_count": 2,
"remote_ref_count": 0,
"scope": "two_bounded_openapi_documents_no_operation_execution_no_ref_resolution",
"unknown_changes": [],
"verdict": "unchanged"
},
"meta": {
"cache": "miss",
"checked_at": "2026-01-01T00:00:00.000Z",
"duration_ms": 0,
"provider": "openapi-parser"
},
"ok": true,
"version": "1"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"after_url": {
"description": "Public after url value used to scope this lookup.",
"maxLength": 2048,
"minLength": 1,
"pattern": "^https?://",
"type": "string"
},
"before_url": {
"description": "Public before url value used to scope this lookup.",
"maxLength": 2048,
"minLength": 1,
"pattern": "^https?://",
"type": "string"
}
},
"required": [
"before_url",
"after_url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": false,
"properties": {
"capability": {
"const": "openapi.breaking-change",
"description": "Public capability value used to scope this lookup."
},
"data": {
"additionalProperties": false,
"description": "Public data value used to scope this lookup.",
"properties": {
"after_fingerprint_scope": {
"description": "Public after fingerprint scope value used to scope this lookup.",
"enum": [
"machine_contract_structure",
"simple_yaml_operation_summary",
"unavailable"
]
},
"after_hash": {
"description": "Public before hash value used to scope this lookup.",
"pattern": "^[a-fA-F0-9]{64}$",
"type": [
"string",
"null"
]
},
"after_operation_count": {
"description": "Public after operation count value used to scope this lookup.",
"minimum": 0,
"type": "integer"
},
"after_url": {
"description": "Public after url value used to scope this lookup.",
"type": "string"
},
"before_fingerprint_scope": {
"description": "Public before fingerprint scope value used to scope this lookup.",
"enum": [
"machine_contract_structure",
"simple_yaml_operation_summary",
"unavailable"
]
},
"before_hash": {
"description": "Public before hash value used to scope this lookup.",
"pattern": "^[a-fA-F0-9]{64}$",
"type": [
"string",
"null"
]
},
"before_operation_count": {
"description": "Public before operation count value used to scope this lookup.",
"minimum": 0,
"type": "integer"
},
"before_url": {
"description": "Public before url value used to scope this lookup.",
"type": "string"
},
"breaking_changes": {
"description": "Public breaking changes value used to scope this lookup.",
"items": {
"type": "string"
},
"maxItems": 200,
"type": "array"
},
"comparison_complete": {
"description": "Public comparison complete value used to scope this lookup.",
"type": "boolean"
},
"comparison_truncated": {
"description": "Public comparison truncated value used to scope this lookup.",
"type": "boolean"
},
"local_ref_count": {
"description": "Public local ref count value used to scope this lookup.",
"minimum": 0,
"type": "integer"
},
"non_breaking_changes": {
"description": "Public breaking changes value used to scope this lookup.",
"items": {
"type": "string"
},
"maxItems": 200,
"type": "array"
},
"provider_request_count": {
"const": 2,
"description": "Public provider request count value used to scope this lookup."
},
"remote_ref_count": {
"description": "Public remote ref count value used to scope this lookup.",
"minimum": 0,
"type": "integer"
},
"scope": {
"const": "two_bounded_openapi_documents_no_operation_execution_no_ref_resolution",
"description": "Public scope value used to scope this lookup."
},
"unknown_changes": {
"description": "Public breaking changes value used to scope this lookup.",
"items": {
"type": "string"
},
"maxItems": 200,
"type": "array"
},
"verdict": {
"description": "Public verdict value used to scope this lookup.",
"enum": [
"unchanged",
"breaking",
"non_breaking",
"unknown"
]
}
},
"required": [
"verdict",
"before_url",
"after_url",
"before_hash",
"after_hash",
"before_operation_count",
"after_operation_count",
"before_fingerprint_scope",
"after_fingerprint_scope",
"breaking_changes",
"non_breaking_changes",
"unknown_changes",
"local_ref_count",
"remote_ref_count",
"comparison_complete",
"comparison_truncated",
"provider_request_count",
"scope"
],
"type": "object"
},
"meta": {
"additionalProperties": false,
"description": "Public meta value used to scope this lookup.",
"properties": {
"cache": {
"description": "Public cache value used to scope this lookup.",
"enum": [
"hit",
"miss",
"bypass"
]
},
"checked_at": {
"description": "Public checked at value used to scope this lookup.",
"type": "string"
},
"duration_ms": {
"description": "Public duration ms value used to scope this lookup.",
"minimum": 0,
"type": "integer"
},
"provider": {
"description": "Public provider value used to scope this lookup.",
"type": [
"string",
"null"
]
}
},
"required": [
"provider",
"checked_at",
"cache",
"duration_ms"
],
"type": "object"
},
"ok": {
"const": true,
"description": "Public ok value used to scope this lookup."
},
"version": {
"const": "1",
"description": "Package version whose public metadata should be checked."
}
},
"required": [
"ok",
"capability",
"version",
"data",
"meta"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T19:01:18.407Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-25T19:01:17.992Z"
},
"resource": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi/breaking-change",
"serviceName": "Forest Web",
"tags": [
"api",
"openapi",
"swagger",
"api-contract",
"breaking-change"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Compare two public OpenAPI or Swagger contracts and determine whether the API update contains directly observable breaking compatibility changes. Detects removed operations, newly required request inputs, narrowed inline enums, removed content types or successful responses and tightened authentication; unsupported compatibility questions remain unknown. No API operation is executed. Base mainnet USDC"
}What the leaf hashes
{"body":"8595eec4ab52406362e589ec6df0196db33bcc6b73935f0eb184258647758d69","id":76445,"kind":"listing","method":"baseline/1","observed_us":1793025492279805,"prev":null,"subject":"x402_bazaar:https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/openapi/breaking-change","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x797f1ef24c032d3de5cde0ea148dcafa75b9bfbfe5dd694f334e863d1f2687e7
- 0xa4ba177dd0a9c2da1250dc6dca54d86dd71ebe76801f46f1aff31e33dfa7f233
- 0x0c5adbe51e779acabd51c9dcacf5639ace3454599d5995d8a09d8e94725af5e8
- 0xfd49531c7d69cd07a2e89b2cd0808ee4719dcd595370eecc3bc5ebef16429269
- 0x22327a93da07cd5081ef7ee5a77cacd61b6c17ccc72fb07e117d55630dc3ed87
- 0x2454d8d7be9b0509c5bcdcad4102d2c2a9558ab7fe54f404d35469ef851483fe
- 0x965d72e2bace6307a7b738f7bba95126589293e295590391ea9eaf0c84d782b7
- 0x7659142098103fc13ead49377c667dd781299de5cc644a50707f117f04ca52d5
- 0x06ef2ddf7e81bc83634ebbeaf47360a61b1b13a9ec8639938f82202f83a313c6
- 0x1aabd91bd058f7f63d4d33c5e8729922fd5f9d7ee7e3a2bbaa1ad12fa0d8bd68
- 0x78977732f6810276b475c7ba4995e269c53c1218a49bb3951e04ede6049b4c08
- 0xdcba35a3346e9c4b9ae1267cc5995998c2c33da9ef658e955eaae1589ebbdcad
- 0x01c95624b1f2385ef774ee258a9ae58a4df07a1bdaa829de84e1d5201f3f39c2
- 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
- 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae