← The evidence ledger
Evidence row 2201920
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://environment-screen.x402tookit.com/tri-facility-chemicals
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e78e679e53b10c105c55f7b87df9b40fcc08bc4b7e65a38ed4b848fceb9a04b1
- Leaf
- 0x542642e948fbf81ffdfb77ac28540d250d5e62c0d8c01e7ff6bc5459a1b48580
What was observed
{
"endpoints": [
[
"x402",
"https://environment-screen.x402tookit.com/tri-facility-chemicals"
]
],
"name": "Environment Screen",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Chemicals an EPA TRI facility has reported on Form R/A filings, with first and last year and form counts.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"tri_facility_id": "01217CLHRS20OLD"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T00:33:18.508Z",
"chemicals": [
{
"chemical": "1,1,1-Trichloroethane",
"firstYear": 1987,
"forms": 5,
"lastYear": 1991,
"triChemId": "0000071556",
"yearsReported": 5
}
],
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"distinctChemicals": 1,
"facility": {
"address": "20 OLD COLONY AVE",
"city": "BOSTON",
"county": "SUFFOLK",
"federalFacility": false,
"frsId": "110002012036",
"lat": 42.34,
"locationAccuracyM": 600,
"lon": -71.057778,
"name": "COLE HERSEE CO",
"open": true,
"parentCompany": null,
"state": "MA",
"triFacilityId": "01217CLHRS20OLD",
"zip": "021272467"
},
"formsRead": 5,
"notChecked": [
"release quantities and pounds: this lists which chemicals were reported, not how much",
"whether any release exceeded a legal limit",
"…2 more"
],
"reasons": [
"The newest form read is from 1991: the facility may have stopped reporting even though EPA's registry flags it open."
],
"source": "EPA Envirofacts TRI_REPORTING_FORM and TRI_FACILITY",
"sourceUrl": "https://www.epa.gov/enviro/envirofacts-data-service-api",
"summary": "COLE HERSEE CO (BOSTON, MA) reported 1 distinct chemical across 5 forms, 1987 to 1991.",
"totalForms": 5,
"truncated": false,
"verdict": "CHEMICALS_REPORTED"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"tri_facility_id": {
"description": "TRI facility ID, e.g. 01217CLHRS20OLD (from /tri-facilities-near)",
"type": "string"
}
},
"required": [
"tri_facility_id"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"chemicals": {
"items": {
"properties": {
"chemical": {
"type": [
"null",
"string"
]
},
"firstYear": {
"type": [
"null",
"number"
]
},
"forms": {
"type": [
"null",
"number"
]
},
"lastYear": {
"type": [
"null",
"number"
]
},
"triChemId": {
"type": [
"null",
"string"
]
},
"yearsReported": {
"type": [
"null",
"number"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"distinctChemicals": {
"type": [
"null",
"number"
]
},
"facility": {
"properties": {
"address": {
"type": [
"null",
"string"
]
},
"city": {
"type": [
"null",
"string"
]
},
"county": {
"type": [
"null",
"string"
]
},
"federalFacility": {
"type": [
"boolean",
"null"
]
},
"frsId": {
"type": [
"null",
"string"
]
},
"lat": {
"type": [
"null",
"number"
]
},
"locationAccuracyM": {
"type": [
"null",
"number"
]
},
"lon": {
"type": [
"null",
"number"
]
},
"name": {
"type": [
"null",
"string"
]
},
"open": {
"type": [
"boolean",
"null"
]
},
"parentCompany": {},
"state": {
"type": [
"null",
"string"
]
},
"triFacilityId": {
"type": [
"null",
"string"
]
},
"zip": {
"type": [
"null",
"string"
]
}
},
"type": [
"null",
"object"
]
},
"formsRead": {
"type": [
"null",
"number"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"sourceUrl": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"totalForms": {
"type": [
"null",
"number"
]
},
"truncated": {
"type": [
"boolean",
"null"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T22:52:53.962Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T22:52:53.802Z"
},
"resource": "https://environment-screen.x402tookit.com/tri-facility-chemicals",
"serviceName": "Environment Screen",
"tags": [
"epa",
"tri",
"chemicals",
"facility"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Chemicals an EPA TRI facility has reported on Form R/A filings, with first and last year and form counts."
}What the leaf hashes
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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af