Evidence row 547387

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming"
    ],
    [
      "x402",
      "https://api.biotechcatalystsentinel.com/v1/events"
    ]
  ],
  "name": "api.biotechcatalystsentinel.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "api.biotechcatalystsentinel.com",
    "endpoints": [
      {
        "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.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 200,
            "group": "query",
            "name": "limit",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 365,
            "group": "query",
            "name": "within_days",
            "required": false,
            "type": "number"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "60",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming"
      },
      {
        "description": "Change stream for PDUFA dates a company put in an SEC filing: every set, extension and resolution of every tracked catalyst, with the outcome (approval or CRL), the filing quote and its EDGAR source, as a since-cursor feed. Use when you mirror those disclosed dates and need changes as they land, not a snapshot. Accuracy and coverage are free at GET /v1/accuracy. Flat price per request.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 100,
            "group": "query",
            "name": "limit",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 0,
            "group": "query",
            "name": "since",
            "required": false,
            "type": "number"
          }
        ],
        "pricing": {
          "amount": "0.05",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://api.biotechcatalystsentinel.com/v1/events"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-biotechcatalystsentinel-com",
    "integrationType": "",
    "isNew": false,
    "name": "api.biotechcatalystsentinel.com",
    "networks": [
      "Base",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.035",
      "currency": "USDC",
      "maxAmount": "0.05",
      "minAmount": "0.02"
    },
    "provider": "api.biotechcatalystsentinel.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"f0fed011d6d2ed551213e91deb4c4a02d33a537cbcc5202e374edffc022238f7","id":547387,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793133194709782,"prev":424776,"subject":"agentic_market:api-biotechcatalystsentinel-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x96695f8be80e79e7691311fa9e98b8318c7345224dcfbd2ac0ba8309e585ebf9
2. 0x50ee25d0609e9934f65a2d1fbf054238da2c2f0b7561d0948306db68aebe34ff
3. 0xd8fe6e9a7eb25b14271279cd3f4cb8f76f812e822a2db980a50a3ff5660fd5ad
4. 0x877ac08e09b34efb80aa05aff58aa80c0a249635ffb5b743be276ba3f658b1db
5. 0xc341b35a21181bdfbe8e2364617ac8638bce433d64f1fdb8a814942daf71fcb5
6. 0xc65b32fc72b1bb193ef4fbd143150c96d3c5a99499f07a334db1f6d3a5a9d1e5
7. 0x02e9ea4c3d2a0d43dc12ef4ae7c8276f71f0e11aca43ab4c245ef38629f3144b
8. 0x88c7b8e10b8b0b9b0a2502e9c27006602abdc470189f1b976d81149e6c7aebd2
9. 0x4b3c93372731102f4d318cea0ce64873cef3daece16454b7febb6d9dab49e131
10. 0xbada4bf3fe9b578083fa7337d906a41053acddc26e7ddf061fcdc77972e9de9d
11. 0x008b7f9614ed50ebbebac08462aadeadf211fd774ab0e22a1da87f5080a43505
12. 0x265cee5401cfadc89cfe40c27cc910090736b6a94b8d688bb7729f0791087d26
13. 0xfe6d2e9a468b7e99de9162a2ef30ac0b0e3b318387b4356bf524493aa67b295b
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4