addrbookFor publishers
← The evidence ledger

Evidence row 45837

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:io.github.pipeworx-io/airnow
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a77cd165e2c2d587b271c1fedc85390fcd3694ce5baa64e9b448379d7a4102d1
Leaf
0x89c14585c2fe22d47efb21ada85f43c5d11c4dcd301cf632d20ea043736045cf

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/airnow/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/airnow"
    ]
  ],
  "name": "Airnow",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-22T22:17:38.456747Z",
        "status": "active",
        "statusChangedAt": "2026-10-22T22:17:38.456747Z",
        "updatedAt": "2026-10-22T22:17:38.456747Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "EPA AirNow MCP — official US current + forecast AQI, keyless, from AirNow's public file products…",
      "name": "io.github.pipeworx-io/airnow",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/airnow/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-airnow"
      },
      "title": "Airnow",
      "version": "0.1.5",
      "websiteUrl": "https://pipeworx.io/packs/airnow"
    }
  },
  "source": "mcp_registry",
  "summary": "EPA AirNow MCP — official US current + forecast AQI, keyless, from AirNow's public file products…"
}

What the leaf hashes

{"body":"a77cd165e2c2d587b271c1fedc85390fcd3694ce5baa64e9b448379d7a4102d1","id":45837,"kind":"listing","method":"baseline/1","observed_us":1793025407109932,"prev":null,"subject":"mcp_registry:io.github.pipeworx-io/airnow","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).

  1. 0x89c15d882ce9c0954d318a2b40ac3bc39468f06e44a8022dd7c2f57e87c70df7
  2. 0x6881f46827928f6bf84d2e6376a592a9beb0040e394670dd1265163f7e50d263
  3. 0x3e749c1e34324341d0a2397d2f87a0f1a23e59f472b4b466e7d25637077e9ff2
  4. 0x25c0a4226755f66879f623833e209f60653943c8dea102b27206500887245e93
  5. 0xe336c611b8265984012a81942643da7174c6434b3873e620441d2ae358a52366
  6. 0x1e3f2fb8b1894336c5390d6fa87a51819442cacdb65780af297fc05bec02dc9d
  7. 0xbd2c978be2d001dd58e0872ee7c3facddfc1289dc934568ecffdc9c26e152ad7
  8. 0x82af099e709119b64491b3dd00071885b7f4f098a91311ad37eac688d40eff38
  9. 0xc99583ef5f8ceb9672305b576d4479a4c02b68b4950749aa2c8adbc6c2b17c63
  10. 0xd59efd9db013aa86250da9a9746114e4191807e34e70119d7d7cdcde2bea60fe
  11. 0xfb2bf7248df06c668bce5c2fce26586eb8982728138c40f164c1666cb3e32d7b
  12. 0x7bf2d426bb827b94d7608055662cf2e3f09791e1a4c2c6bd606c0a9e89b18e59
  13. 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
  14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
  15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
  16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON