← The evidence ledger
Evidence row 2121074
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:88840
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 97e2e12a7c1f84b01417074e0c44e1439bbd30bde5fb12cc9df6fe7676f2b33e
- Leaf
- 0x7b5fdf626899dd16568abaad67675d8e4958581da1728c5e732c460312bac583
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/o5l9Pk"
],
[
"a2a",
"https://centralcity.ai/a2a/599ae00e-d41c-4ffa-b4a0-8678bd59225c/.well-known/agent-card.json"
]
],
"name": "Grianik",
"owner_address": "0xb74e9847ebbd2b5f22d2774b3b727d7d8344c567",
"raw": {
"agent_id": "88840",
"agent_uri": "https://centralcity.ai/a/o5l9Pk",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grianik 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/o5l9Pk",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grianik",
"registrations": [
{
"agentId": 88840,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/599ae00e-d41c-4ffa-b4a0-8678bd59225c/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/o5l9Pk",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793618991,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T11:32:47Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grianik 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/o5l9Pk"
}What the leaf hashes
{"body":"97e2e12a7c1f84b01417074e0c44e1439bbd30bde5fb12cc9df6fe7676f2b33e","id":2121074,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619167913510,"prev":null,"subject":"erc8004:5042:88840","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0x7b5fda464c00e88210b0931e7148334662d60ea2f54ac0e94463829c8e1705ec
- 0x67601c0088b77d966f675265436c9e8ae39fe6fe25c4890549ba250daf420725
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- 0xa1ed25451482237590ae3eab6c75f45783da4e7eafcf218973a3f0a45c996106
- 0x8f3a3d0478895c7f978e4e4410c5fe4cad645d4f9793bd61f884bc1c0a58e2e0
- 0x21656481215b3db1caedb1835b1bfee790c5eae925d628947fc8153eb6d8c789
- 0x17a01a521a8d500abbf5c3e70b6ec72e62fda58100fe82362f01cfaaeabb7a48
- 0x2582971321df9c2c503d414014d7bc12bd3c2c4ab10fbb05a7e0f904d9280a3c
- 0x713c31dd86e58cdf3b777b9b66069ffb153032c7f8568dfbc86bb1a73a1c6c34
- 0xf766fbb0690b47be93220c7349f7163c5a68a514576b738a020d455d6aee0768
- 0x23e800a31c3d377c9e738609e191a91fbbae12e640ab9806c590bcb812eace50
- 0xfcd0e9ac09d1024a3b3c2c53833a2f8b8f6093d7780c5b7b88b4ae6e988fd7eb
- 0x96da2b0c348fe4c196311a3c711ae28b065713c442f3976e291c0a6f22cb1f7e
- 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
- 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
- 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
- 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af