← The evidence ledger
Evidence row 19402
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/json/validate
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 823dc83df265e8933957853df79b2cf23ba0a28d45571895c996db9c683ebcfc
- Leaf
- 0x36ade3710151bb6e51a7b79eeb9de1f9f313e867e4e267211fdef15888516bb3
What was observed
{
"endpoints": [
[
"x402",
"https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/json/validate"
]
],
"name": "Forest Agent Tools",
"owner_address": "0xb48d918151311f982d542ef5c84cc1cd54cff7a9",
"raw": {
"accepts": [
{
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xb48D918151311F982d542eF5C84cc1cd54CFf7a9",
"scheme": "exact"
}
],
"description": "Validate caller-supplied JSON against Forest bounded JSON Schema subset v1 before an agent trusts or forwards structured output. Returns deterministic machine-readable violations with stable paths; performs no network request, remote $ref resolution, regex evaluation, model inference or mutation. Base mainnet USDC",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"schema": {
"additionalProperties": false,
"properties": {
"id": {
"type": "integer"
},
"status": {
"enum": [
"ready",
"blocked"
]
}
},
"required": [
"id",
"status"
],
"type": "object"
},
"value": {
"id": 42,
"status": "ready"
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"capability": "json.validate",
"data": {
"input_bytes": 0,
"schema_nodes": 1,
"schema_scope": "forest_bounded_json_schema_subset_v1",
"truncated": false,
"valid": false,
"value_nodes_visited": 0,
"violation_count": 0,
"violations": []
},
"meta": {
"cache": "miss",
"checked_at": "2026-01-01T00:00:00.000Z",
"duration_ms": 0,
"provider": "local-json"
},
"ok": true,
"version": "1"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"schema": {
"description": "Public schema value used to scope this lookup.",
"type": "object"
},
"value": {
"description": "Public value value used to scope this lookup."
}
},
"required": [
"value",
"schema"
],
"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": "json.validate",
"description": "Public capability value used to scope this lookup."
},
"data": {
"additionalProperties": false,
"description": "Public data value used to scope this lookup.",
"properties": {
"input_bytes": {
"description": "Public input bytes value used to scope this lookup.",
"maximum": 131072,
"minimum": 0,
"type": "integer"
},
"schema_nodes": {
"description": "Public schema nodes value used to scope this lookup.",
"maximum": 512,
"minimum": 1,
"type": "integer"
},
"schema_scope": {
"const": "forest_bounded_json_schema_subset_v1",
"description": "Public schema scope value used to scope this lookup."
},
"truncated": {
"description": "Public truncated value used to scope this lookup.",
"type": "boolean"
},
"valid": {
"description": "Public valid value used to scope this lookup.",
"type": "boolean"
},
"value_nodes_visited": {
"description": "Public value nodes visited value used to scope this lookup.",
"maximum": 10000,
"minimum": 0,
"type": "integer"
},
"violation_count": {
"description": "Public violation count value used to scope this lookup.",
"maximum": 64,
"minimum": 0,
"type": "integer"
},
"violations": {
"description": "Public violations value used to scope this lookup.",
"items": {
"additionalProperties": false,
"properties": {
"code": {
"description": "Public code value used to scope this lookup.",
"enum": [
"type",
"enum",
"const",
"minimum",
"maximum",
"minLength",
"maxLength",
"minItems",
"maxItems",
"required",
"additionalProperties",
"value_too_deep",
"work_limit"
]
},
"message": {
"description": "Public message value used to scope this lookup.",
"maxLength": 512,
"minLength": 1,
"type": "string"
},
"path": {
"description": "Repository file path whose public metadata should be checked.",
"maxLength": 2048,
"minLength": 1,
"type": "string"
}
},
"required": [
"path",
"code",
"message"
],
"type": "object"
},
"maxItems": 64,
"type": "array"
}
},
"required": [
"valid",
"violation_count",
"violations",
"truncated",
"input_bytes",
"schema_nodes",
"value_nodes_visited",
"schema_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": "2026-10-26T01:24:15.01Z",
"quality": {
"l30DaysTotalCalls": 16,
"l30DaysUniquePayers": 6,
"lastCalledAt": "2026-10-26T01:24:14.795Z"
},
"resource": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/json/validate",
"serviceName": "Forest Agent Tools",
"tags": [
"json",
"validate",
"contract",
"structured-output"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Validate caller-supplied JSON against Forest bounded JSON Schema subset v1 before an agent trusts or forwards structured output. Returns deterministic machine-readable violations with stable paths; performs no network request, remote $ref resolution, regex evaluation, model inference or mutation. Base mainnet USDC"
}What the leaf hashes
{"body":"823dc83df265e8933957853df79b2cf23ba0a28d45571895c996db9c683ebcfc","id":19402,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025331679537,"prev":null,"subject":"x402_bazaar:https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/json/validate","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).
- 0x36ae19fbb398a41fadd4a848d3822f49d466f4b426a0113f6b2f3a29fe5eb7cf
- 0x641ae69f8682a41df8189a98bae102159f4df15a42e936980aef5025b3b82f80
- 0xf9a2ebe5270df298ca21f924604067281a1b73bf6d531e33e4e5d8610c7c319a
- 0xa1236b24d182820466d906d0ab63fe1001074210e7429b4f2b46e8e44a7da53b
- 0xaf9cf26b14bcbabfebe954d8b14ab7a8219a0beddab34657a9997bd7f3ce45a8
- 0xb528630427f25d92fa6f199c4bb92bffe86ecb93b22c6dc228db142534aac003
- 0x0fc6fe239a27b3d4c5bb426c283c26f9117251119a55abcc4077f7df553a814b
- 0xd584566a1dee51c44e0f5fdc2a6ef41039c49adaf0f883df139c33575c9a9c62
- 0x80687ca38586be5e11ced0fdbf80e86d5257bda33f6fc84eea4882644b85a33d
- 0x7f646cc5e17121efe4381acea1d941112b5aa8de81dc471998b936a49db0f9d4
- 0x6cbefa9ec57ab9d64a7d01c677008d2c83081eace93b8302d64510745c5d3e36
- 0x992ab7416b80cd368936c788f743fd3ea4576a49e22c75ab0262abf692f8ed6c
- 0xdfc7a920beab71e6882e75c57bf136a5354c4ea989a35108a69046bc62059090
- 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
- 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae