← The evidence ledger
Evidence row 123592
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://us-regulations.use.x402atlas.com/recent
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 6efe09e7521b2f7b5b47a386ca786dc7bd4590b65015018b3783a74a72b81654
- Leaf
- 0x71f667eb534f542461fd2b3bb12e12115048f1cf5c93ca625b58663ec9c05ba2
What was observed
{
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"x402",
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],
"name": "US Regulation Updates",
"owner_address": "0x8c128f1ee62bb5e47867cfbae2ad89be325df1b2",
"raw": {
"accepts": [
{
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"name": "USD Coin",
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{
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{
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{
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"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "ASt6xvRyQ7ntERsmcYVMdLqZvz1GEN8Fzexzq62tXrNQ",
"scheme": "exact"
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],
"description": "US federal regulation updates feed — Federal Register documents an agency published in the last N days, newest first, with type, abstract, effective date and comment deadline. Use to monitor the EPA, SEC, FDA or any agency for new rules, proposed rules and notices.",
"extensions": {
"bazaar": {
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"queryParams": {
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},
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"caveat": "Publication in the Federal Register is the legal act; dates and deadlines are as printed and later documents may correct them. Not legal advice.",
"count": 2,
"days": 7,
"documents": [
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"agencies": [
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}
],
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},
{
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},
{
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}
],
"citation": "91 FR 66058",
"comments_close": "2026-11-18",
"docket_ids": [
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],
"document_number": "2026-21383",
"pdf_url": "https://www.govinfo.gov/content/pkg/FR-2026-10-19/pdf/2026-21383.pdf",
"publication_date": "2026-10-19",
"rins": [],
"significant": "unknown",
"title": "New Source Performance Standards and National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Northwest Clean Air Agency, Washington State",
"type": "proposed_rule",
"url": "https://www.federalregister.gov/documents/2026/10/19/2026-21383/new-source-performance-standards-and-national-emission-standards-for-hazardous-air-pollutants"
},
{
"abstract": "The U.S. Environmental Protection Agency (EPA) is proposing to approve a revision to the Arizona Department of Environmental Quality's agricultural best management practices rules for the West Pinal County PM10 nonattainment area.",
"agencies": [
{
"name": "Environmental Protection Agency",
"slug": "environmental-protection-agency"
}
],
"cfr_references": [
{
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"title": 40
}
],
"citation": "91 FR 66040",
"comments_close": "2026-11-18",
"docket_ids": [
"EPA-R09-OAR-2024-0600",
"FRL-13422-01-R9"
],
"document_number": "2026-21289",
"pdf_url": "https://www.govinfo.gov/content/pkg/FR-2026-10-19/pdf/2026-21289.pdf",
"publication_date": "2026-10-19",
"rins": [],
"significant": "unknown",
"title": "Air Quality Plan; Arizona; Agricultural Best Management Practices Rules for the West Pinal County PM10 Nonattainment Area",
"type": "proposed_rule",
"url": "https://www.federalregister.gov/documents/2026/10/19/2026-21289/air-quality-plan-arizona-agricultural-best-management-practices-rules-for-the-west-pinal-county-pm10"
}
],
"modified": true,
"page": 1,
"since": "2026-10-14",
"source": {
"citation": "Source: Federal Register, federalregister.gov. Public domain. Normalized by x402 Atlas; not the official record.",
"name": "Federal Register (Office of the Federal Register, NARA; GPO)",
"url": "https://www.federalregister.gov"
},
"total": 11,
"total_pages": 1,
"type": []
},
"type": "json"
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},
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"type": "string"
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"caveat": {
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"type": "string"
},
"count": {
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"type": "integer"
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"days": {
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"documents": {
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"items": {
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},
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"resource": "https://us-regulations.use.x402atlas.com/recent",
"serviceName": "US Regulation Updates",
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"summary": "US federal regulation updates feed — Federal Register documents an agency published in the last N days, newest first, with type, abstract, effective date and comment deadline. Use to monitor the EPA, SEC, FDA or any agency for new rules, proposed rules and notices."
}What the leaf hashes
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Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae