Evidence row 2154844

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yitAl4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/fd2a0b93-eace-44be-8e43-bde6a5d13957/.well-known/agent-card.json"
    ]
  ],
  "name": "Jossiston",
  "owner_address": "0xc63ec0a6ddc0c9e95c1ccf450b98fcea606afc41",
  "raw": {
    "agent_id": "102903",
    "agent_uri": "https://centralcity.ai/a/yitAl4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jossiston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/yitAl4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jossiston",
      "registrations": [
        {
          "agentId": 102903,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/fd2a0b93-eace-44be-8e43-bde6a5d13957/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yitAl4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793629262,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:27:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jossiston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/yitAl4"
}

What the leaf hashes

{"body":"2d17f37299de4fe05ba32775b778fe504e3215f071643f84e1e527a67b9a0823","id":2154844,"kind":"listing","method":"sync.erc8004/1","observed_us":1793629625885538,"prev":2154295,"subject":"erc8004:5042:102903","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x84677043ea08f9747e696fafa68ea9883def60ae294b4d2f74ce8b1d8a24296b
2. 0xb89ec29081b2d02ba5f5a1ad45d08dcacb7508c87c442e967396f8389f1472b9
3. 0xe175e8be685c01215a3131451d9ee185e96441e890f3015df7e6eb1776d475a9
4. 0xadd7ca74e97a403d13316abbcfff8d0cbd69ec43ea370ec3e2827d65d3f32ecd
5. 0x121237b51576145fba51fd23a6ac5a60d741740ae2143664d68a0b02c6833869
6. 0x4cc0bf22669b4686e7624e5e015fbbcfdc2b7439fb1e7206caa629921f4751b5
7. 0xd580ac09baa85c1334179e0ebba1a0b217b787e0fcbbacfbc806781276686f22
8. 0x1f02c9b089752819d5b0529167cd7f25a564caf64fca680da8d462d5f2c19542
9. 0x45fc05d732e12fbfe7bb61a5878f7733dbcb30a245f88ca8529df4d126ce4bce
10. 0xee8140a4af5fd19a317e13534bd0e922295d0f1f5cc9850e2f66ade55cd9dc15
11. 0x12ff09872c679eab51e9b79706a062ddca4539eb3c562b934a1040c62d4e3d28
12. 0x0d7ce903c884125a82bd6ab17048d38483542df814fefc95fd38be505ba8d991
13. 0x01026267e0e47b54aad32519d39da32ac6f5740a40f20ce4f9f7312a7268ad12
14. 0x45296e5ab7be6d8163e528d05039d4c685fc8962fc80b797c1d68574b10b444c
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af