← The evidence ledger
Evidence row 5163
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d538921ea32f2e381987bb881a274821f646849f197480e7e0d7b8b4da8b8844
- Leaf
- 0xb5338add3c7ecf340f874d7ef04eb1c1b295502cc5a913b73bec8d3c32051985
What was observed
{
"endpoints": [
[
"x402",
"https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming"
]
],
"name": "api.biotechcatalystsentinel.com/v1/catalysts/upcoming",
"owner_address": "0xcd8975137d48ed9bfd1c299a62c01420b860070d",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xcD8975137D48ED9bfD1C299a62c01420B860070d",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "3gM4YDDPAi7w1di7rHAAaHc5T1tR7NRXzLWzPPN4ZRaM",
"scheme": "exact"
}
],
"description": "PDUFA dates a company put in an SEC filing, not a calendar of every US-listed biotech. Each date is grounded in a verbatim filing quote, cited to its EDGAR accession, and scored against the FDA decision. Use when you need the next 1-365 days of those disclosed dates, whole feed or one ticker. Accuracy and coverage are free at GET /v1/accuracy. Flat price per request.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"limit": 200,
"within_days": 365
},
"type": "http"
},
"output": {
"example": {
"data": [
{
"age_days": 12,
"application_number": "BLA999901",
"attestation_uid": "0x1111111111111111111111111111111111111111111111111111111111111111",
"authority": "llm_high",
"catalyst_id": 990001,
"cik": "0009999001",
"company": "Sample Therapeutics, Inc.",
"confidence": "high",
"date_confidence": "confirmed",
"drug_name": "SAMPLIMAB",
"indication": "sample indication (moderate-to-severe examplitis)",
"last_updated": "2026-07-20T14:02:11.000000+00:00",
"pdufa_date": "2026-11-15",
"source_accession": "0009999001-26-000001",
"source_quote": "The FDA has set a Prescription Drug User Fee Act (PDUFA) target action date of November 15, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]",
"source_url": "https://www.sec.gov/Archives/edgar/data/9999001/000999900126000001/0009999001-26-000001-index.htm",
"stage": "set",
"ticker": "XSMPL",
"tickers": [
"XSMPL",
"XPRTN"
]
}
],
"meta": {
"has_more": null,
"limit": 200,
"next_since": null,
"total": 1
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"limit": {
"default": 200,
"description": "Maximum number of catalysts to return (1-500; default 200).",
"maximum": 500,
"minimum": 1,
"type": "integer"
},
"ticker": {
"description": "Optional server-side filter: only records filed by this ticker's issuer or exposing it as a co-filer in tickers[] (case-insensitive; the same membership the free /v1/coverage counts). Unknown ticker returns an empty 200. Omit for the whole feed. Does not change the price.",
"maxLength": 12,
"minLength": 1,
"pattern": "^\\S+$",
"type": "string"
},
"within_days": {
"default": 365,
"description": "Only return catalysts whose PDUFA date falls within this many days from today (1-365; default 365).",
"maximum": 365,
"minimum": 1,
"type": "integer"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"description": "One row per upcoming FDA decision. One decision is ONE row even when several public companies file on it (sponsor, originator, royalty holder) — filter on the `tickers` array, not the single `ticker`, or you will miss catalysts a partner is exposed to.",
"items": {
"properties": {
"age_days": {
"type": [
"integer",
"null"
]
},
"application_number": {
"type": [
"string",
"null"
]
},
"attestation_uid": {
"type": [
"string",
"null"
]
},
"authority": {
"enum": [
"human_lock",
"llm_high",
"regex",
"llm_medium",
"llm_low",
null
],
"type": [
"string",
"null"
]
},
"catalyst_id": {
"type": "integer"
},
"cik": {
"type": [
"string",
"null"
]
},
"company": {
"type": [
"string",
"null"
]
},
"confidence": {
"enum": [
"high",
"medium",
"low",
null
],
"type": [
"string",
"null"
]
},
"date_confidence": {
"enum": [
"confirmed",
"reported",
"estimated",
null
],
"type": [
"string",
"null"
]
},
"drug_name": {
"type": [
"string",
"null"
]
},
"indication": {
"type": [
"string",
"null"
]
},
"last_updated": {
"type": [
"string",
"null"
]
},
"pdufa_date": {
"type": [
"string",
"null"
]
},
"source_accession": {
"type": [
"string",
"null"
]
},
"source_quote": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": [
"string",
"null"
]
},
"stage": {
"enum": [
"set",
"extended",
"resolved",
"crl"
],
"type": "string"
},
"ticker": {
"type": [
"string",
"null"
]
},
"tickers": {
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"catalyst_id",
"stage"
],
"type": "object"
},
"type": "array"
},
"meta": {
"description": "Result metadata, e.g. total count.",
"type": "object"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T05:04:26.152Z",
"quality": {
"l30DaysTotalCalls": 57,
"l30DaysUniquePayers": 6,
"lastCalledAt": "2026-10-26T05:04:25.634Z"
},
"resource": "https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "PDUFA dates a company put in an SEC filing, not a calendar of every US-listed biotech. Each date is grounded in a verbatim filing quote, cited to its EDGAR accession, and scored against the FDA decision. Use when you need the next 1-365 days of those disclosed dates, whole feed or one ticker. Accuracy and coverage are free at GET /v1/accuracy. Flat price per request."
}What the leaf hashes
{"body":"d538921ea32f2e381987bb881a274821f646849f197480e7e0d7b8b4da8b8844","id":5163,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025279451235,"prev":null,"subject":"x402_bazaar:https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming","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).
- 0xb533675115a26706fc0214529539fee7c7be00d5944d45e06b9d8cb3f35ff6b9
- 0x08340150cd547a20ec5d0ce6df09527ea1d68817e9952beac2cbab47d91ab2f6
- 0xcb5c78723e4c65dee3d448ca586b2a47727896f613d9248184188ae1f0cf9591
- 0x4fb36c25ed98d6fb7084771ed633ac352c506d78ef5334b0cbbe39633194e437
- 0xae1d356c1f00a76c113eb858c95292f15802a0a304ed3a8488375e59ff27da70
- 0x92adb872ddab47a41ef6e7421d07b461f897e7ee32548c7d45bb53e9d2f7a180
- 0x65bb6edc9ff36f5a98c87eb923204f9ffaa7a9876896448774250ebf5cd49c9a
- 0x680fc8222609bd48afa303e42aa1562220a6e6e5d5ec9511132276beb203f8e7
- 0xe0c664b31303a6c7f8fbaa1bd9d8448f1bfdaffa28aa9e6c1388aac3eba89c11
- 0x29d8926a104518c165350885a541887278c9813fe33bc83e56dff05bb21358ce
- 0x0f199646652e20987f8f0e4e8bd21993538b0737cd758d5cbc6ebcaaa02763a3
- 0x7a0f1751de1946feff7d8c8afc737dcc4d35f110809c15aa0fdb8363a9e31b2b
- 0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565
- 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
- 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
- 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae