Evidence row 580019

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "List featured public copier parts.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "featured_items"
    },
    {
      "description": "Get a public copier-part item by id.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "id": {
            "exclusiveMinimum": 0,
            "maximum": 9007199254740991,
            "type": "integer"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_item"
    },
    {
      "description": "Search public copier-parts catalog by keyword/OEM/brand/model.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "limit": {
            "default": 20,
            "maximum": 50,
            "minimum": 1,
            "type": "integer"
          },
          "offset": {
            "default": 0,
            "maximum": 9007199254740991,
            "minimum": 0,
            "type": "integer"
          },
          "q": {
            "description": "Search text",
            "type": "string"
          }
        },
        "required": [
          "q"
        ],
        "type": "object"
      },
      "name": "search_items"
    }
  ]
}

What the leaf hashes

{"body":"1ac9324583d7d197cb193450bcf09d0601483b618d02ad06a748a39e601dffc6","id":580019,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143588126202,"prev":null,"subject":"5e1d66fc-2cbf-47db-a9f4-15154a097fd1","subject_kind":"endpoint"}

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. 0x1c287acaed27d228c5a99d48d91af61d60bc2d0ac37f8970875628274ec5c9ba
2. 0xb13e9128f7c1a3337da13d82f5134486deb95f6807b6a656f4e261123277d507
3. 0x8ad509dcf61c64c4986424598cd2b4c846e0845d21d129057df7e38e0be15786
4. 0xe7e543aae8390fd2b7cd0247bc17e3669080bc54ecd19f5fb3bb448d0f3b1511
5. 0xd67b45c5b44ce88cc1493a95eecdbc9a6d6ee39c2be44eab6fdd57390b89375f
6. 0x155e035e1a1e3a449b8a9dc0342b24f9d42384a2438659debba27440e902141d
7. 0x6760f1c3b138f1561c05ac8fba66584c5ee7ae3b3aed1e9e54ae30403abebddb
8. 0x8b8d7de25b610123c042024af6a7b63d4bfadf5a37ac24a62d0a5c587fb7d7d5
9. 0xb1c05a722cdeb8b09a8d30a005611554861150d2c5b33ba9902087e4fad98cad
10. 0x0c5c54f5df112baf72379962bd804049b360df5a639cf3a5383ffe7edbe4f45b
11. 0xcd962c796f397570121ed906a802c577e41df857b8b57da8c41a4944a1468428
12. 0x92568e5a7cbd4782e9223d1910dad0adbcb676338daca49fde5bef5e84ecc1e2
13. 0x51f03aa38686601dad27c1b6449721baba5becb2342776edd179ef9189d62f57
14. 0x2064e3a2b01d0d12d5079bf720a0d0125e9703c55e92de54ad40c302469ec047
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4