← The evidence ledger
Evidence row 81187
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 96e193b2302abc413f418c9e6e0bb6074a6aa58e0ac27bb3f252477a211a148b
- Leaf
- 0x5f3a80b662294794d2cdb75790fea84a73877b50a23f13bc1686cb70cfeadf7b
What was observed
{
"endpoints": [
[
"x402",
"https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check"
]
],
"name": "CPSIA lead & phthalates check",
"owner_address": "0x847f54ae8ddfd71ed7bc930c1f7a73576fab03a9",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9",
"scheme": "exact"
}
],
"description": "Children's product lead (100 ppm), paint (90 ppm), phthalates (0.1%) check.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"age_grade": "3_to_12",
"materials": "painted_wood_plastic"
},
"type": "http"
},
"output": {
"example": {
"as_of": "2026-10-25",
"disclaimer": "Educational reference and automated checklist only; not legal advice.",
"flags": [
"paint/coating: test to 90 ppm",
"plasticized parts: phthalates test"
],
"input": {
"age_grade": "3_to_12",
"materials": "painted_wood_plastic"
},
"regulations": [
"CPSIA 101 (lead 100 ppm substrate)",
"16 CFR 1303 (paint 90 ppm)"
],
"required_elements": [
"CPSC-accepted lab testing",
"Children's Product Certificate (CPC)"
],
"risk_level": "high"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"age_grade": {
"description": "Age grade",
"enum": [
"under_3",
"3_to_12",
"general_use"
],
"type": "string"
},
"materials": {
"description": "Materials summary",
"type": "string"
}
},
"required": [
"age_grade",
"materials"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"as_of": {
"type": "string"
},
"disclaimer": {
"type": "string"
},
"flags": {
"items": {
"type": "string"
},
"type": "array"
},
"input": {
"properties": {
"age_grade": {
"type": "string"
},
"materials": {
"type": "string"
}
},
"required": [
"age_grade",
"materials"
],
"type": "object"
},
"regulations": {
"items": {
"type": "string"
},
"type": "array"
},
"required_elements": {
"items": {
"type": "string"
},
"type": "array"
},
"risk_level": {
"type": "string"
}
},
"required": [
"input",
"risk_level",
"regulations",
"required_elements",
"flags",
"disclaimer",
"as_of"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T11:00:26.909Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T11:00:26.756Z"
},
"resource": "https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check",
"serviceName": "CPSIA lead & phthalates check",
"tags": [
"compliance",
"cpsc",
"cpsia"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Children's product lead (100 ppm), paint (90 ppm), phthalates (0.1%) check."
}What the leaf hashes
{"body":"96e193b2302abc413f418c9e6e0bb6074a6aa58e0ac27bb3f252477a211a148b","id":81187,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025499940241,"prev":null,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/cpsia-lead-phthalates-check","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).
- 0x5f3974db4afcff9094c78aac8477a9b83bc7994ce390cb3378a9b010ca0d7c20
- 0x25a7e27964f40025b361bb44ea7fd0238101c239f92b0aac0ea1fbf2ee955839
- 0x3abc9163b63270a02c687159f9f9e12dd0702c6e64baafd9bca12edbea3c18cf
- 0xa25395a11e15b1de9a9fcfa2ecadef91c9f6eccb22e7aae3a95b48be02821344
- 0x42fd4d97c9886f580e42021bbf48b07d9dbbc3cca2f480d77000a150cab6453b
- 0x55c4e43a73e942269fa289cc1dce115713df5c3d49dae2fb3764a6a7412404a1
- 0x4698c243f0db15575f755d2ddaceede456518787a1847f4959f9d2253ce92648
- 0x4fc3a82b7dc22eca935dd67f54c7c8ce62ea5e061793584e8cf837d9bd5e7ccd
- 0x0537021a35b724245e93c8c89b7afb8ffd636f6f46420be1b20847cacdce8999
- 0x8fd0567340f23f69262de3ad393f18f08862b59e5cd7e78982ea4d654e90d98b
- 0x8088b42b1c11cbc36b44c4b08d0759628b035caa2738251cd28ed0e7242e65bc
- 0x5ab25c2fdf4695beeefb0726a5fc73e189b68f8d9fb2a3f6321ff7223b166fdd
- 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
- 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
- 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae