Evidence row 314506

What was observed

{
  "endpoints": [
    [
      "web",
      "https://github.com/SQLazy/tabulariumx409/tree/main/mcp"
    ]
  ],
  "name": "Tabularium",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T23:18:12.647316Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T23:18:12.647316Z",
        "updatedAt": "2026-10-26T23:18:12.647316Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Agent memory and a signed spending ledger: pay any x402 API, keep a provable receipt.",
      "name": "io.github.SQLazy/tabularium",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "0x-prefixed EVM private key of the wallet that pays (use a dedicated wallet with a small USDC balance)",
              "isRequired": true,
              "isSecret": true,
              "name": "TABULARIUM_PRIVATE_KEY"
            },
            {
              "default": "1",
              "description": "Spend cap for this server process, in USD",
              "name": "TABULARIUM_MAX_SPEND_USD"
            },
            {
              "description": "Service base URL (defaults to the public deployment)",
              "name": "TABULARIUM_URL"
            },
            {
              "default": "0.10",
              "description": "tabularium_pay: most one purchase may cost, in USD (ceiling 0.50)",
              "name": "TABULARIUM_PAY_MAX_USD"
            },
            {
              "description": "tabularium_pay: comma-separated networks it may pay on; default is the service's own network. eip155:8453 is mainnet (real money).",
              "name": "TABULARIUM_PAY_NETWORKS"
            },
            {
              "description": "Optional pinned Ed25519 signing key (hex) that exports must verify against",
              "name": "TABULARIUM_PUBKEY"
            }
          ],
          "identifier": "tabularium-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.1"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp",
        "url": "https://github.com/SQLazy/tabulariumx409"
      },
      "title": "Tabularium",
      "version": "0.3.1",
      "websiteUrl": "https://github.com/SQLazy/tabulariumx409/tree/main/mcp#readme"
    }
  },
  "source": "mcp_registry",
  "summary": "Agent memory and a signed spending ledger: pay any x402 API, keep a provable receipt."
}

What the leaf hashes

{"body":"a0b912f48d1d64847a945d7264646107eb43eb7524e32160df15e7845e39db62","id":314506,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793059363001210,"prev":304141,"subject":"mcp_registry:io.github.SQLazy/tabularium","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. 0x8ba3e7613c12f6b3f4d89beb2ac18bff5a14f5c2a832a4a65d5a316af3e731e9
2. 0x1067389f9803903fb2a029367ac37cad58a9f1590b4f462138951eb002a9724b
3. 0x66d0f792d9213b0f15a26702cf11dba5586fd7f0cd95d331982ba0ee633fdd43
4. 0xab9ff93adc410d27cd222126f647f0bce56e88dcd2d1b3efb311c45d1d8de2ff
5. 0x8047c0bee75029eae2aa6cfd112e31da5e82347cc27f7a8065637c8513db4149
6. 0xc9ba86ee8e9cf5d63c9a35f2973817bcce1bd8f292cfb26b57ba91dafd692428
7. 0xbc7426bef36be491784f9812740af70aa00b599825d450d7bcf528f1329b621d
8. 0xf640fa04aeacab25ba1f4f0b80b913a260aa7031aa8701abe402b59ae1df7420
9. 0x2d7d45ff680434190b8afaeac0e174794ab02d968b20c730968db76f8020c8e1
10. 0x0ca30ec94337e2e0b4a0b00e9e5686108240f05cc6751241e417346db4380f8d
11. 0xcdbeb854b5cb2391772ef949ab5c1e3c24cc8221d97cd112ccb987b02e3d89da
12. 0xe9b891332733aa3fa69ace7f82b036df13816078968e2c10034f79c2255498d0
13. 0xea3d566bf95ca7a3a7f6de9c4f77180bd8c5ffd160486a27d870e8a2fb6d0b9e
14. 0x06e3b43165f5b3c31d850bc32f20b2e25b844564c4e042c141b9748c26a5a600
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4