Evidence row 2090154

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8Rr7Rr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/812ddce3-8d09-41cc-bf41-204ede2609b4/.well-known/agent-card.json"
    ]
  ],
  "name": "Fantisto",
  "owner_address": "0x57e97eb3ae8c388c0253ebfb2d99a232eb41fb02",
  "raw": {
    "agent_id": "76508",
    "agent_uri": "https://centralcity.ai/a/8Rr7Rr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fantisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/8Rr7Rr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fantisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/812ddce3-8d09-41cc-bf41-204ede2609b4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8Rr7Rr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T08:08:18Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fantisto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/8Rr7Rr"
}

What the leaf hashes

{"body":"aac50a5413176f2ab41b81bc1d6eef89381d96b2aa29a5e3cfcf1af6f8d002e4","id":2090154,"kind":"listing","method":"sync.erc8004/1","observed_us":1793606898198603,"prev":null,"subject":"erc8004:5042:76508","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. 0xe45ca6db6892bea0161ab4609a563601ffa631d941df3ba275bd62d5a28036b3
2. 0x7fccb67e39c3b64d4974fc8edbf30ccb6ce14fe27ff9d6b19012cb7cd2c846a3
3. 0xa5681d6d9e176a331fc7e367598861e6176ba3ff57aad9f5528c7150a384ead2
4. 0x50970e1fbad60b02c0fcf98e0761c41edf92aa615dbaeaf21286af9278d1fdf5
5. 0xa1189eb5fb016d1b0ed5345dee876279e702bc7499e32e9e2257efbf3f9106d7
6. 0x8520944fa176f6924f055895a2e5c1d3979c0d3a6ecc14bdf93fdb5582e3ec3c
7. 0x2329b7c2d893c702844073820638b59d0e4ba829e1f4325d4a1b21acfa621db8
8. 0x315fa0112d2c0498424e4a933837a2455d034f7e1a9bdbbcd4b6f3eace3aa4d5
9. 0xce47f0b4b70b7e60108b4e194ca5d00d9bc2741c83b2d4d25e1fe2b23cfeff77
10. 0xd067d2a3fb0205ae430314972d29795e777d38db315df596f6576650017eb4a3
11. 0xcf1656df47779b123d1f86c1f7f8f7586e0e8f27f4bdc7eb3239bf76a8cd8ae9
12. 0x22bf176b50c1376a81c95eb70dd7c6a4714266ec78d08fbb68be60b003a0354c
13. 0x5dd9fbf811b05f3e5af51f812b6eea86a039a192f115aecc0fd37a502e3a04f1
14. 0x3e441d3f53c7b69d6c73ef93d327dfc3071a522c550856540832b34fcb531738
15. 0xd643f764eee39146411d4bff8903a327f4f8f55616e14e57281a245206d6ed2b
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af