Evidence row 548483

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.myceliasignal.com/oracle/oi/sol/usd"
    ]
  ],
  "name": "api.myceliasignal.com/oracle/oi/sol/usd",
  "owner_address": "0xd593832ce9c2b13b192ba50b55dd9af44e96700d",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xD593832Ce9C2B13B192ba50B55dd9AF44e96700d",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9S7yAqKUHcvaUSXvVtAhPdfmVQfUYxs1TKsvimj7qw9",
        "scheme": "exact"
      }
    ],
    "description": "Solana open interest across 5 exchanges — aggregated OI with deltas for positioning and sentiment — Ed25519 signed attestation",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "pair": "sol/usd",
              "source_count": 5
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:51:15.668Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T09:51:15.52Z"
    },
    "resource": "https://api.myceliasignal.com/oracle/oi/sol/usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Solana open interest across 5 exchanges — aggregated OI with deltas for positioning and sentiment — Ed25519 signed attestation"
}

What the leaf hashes

{"body":"f3dc6c84b4eb4a047d8092cbe88d43010bdecc675d0722db7380fe1c719e3354","id":548483,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133306644607,"prev":453375,"subject":"x402_bazaar:https://api.myceliasignal.com/oracle/oi/sol/usd","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. 0x7c9de7204d08536911549f060acc9b0a8a4282a6a07a5cb50ccdcbd035c42652
2. 0x53f3a6f29214ebf277025d8d3410c6de0d4823e9c5d0da2eabd7d5d9d4a0b88f
3. 0x39869f88c877ea01864eb0b3ca3f132bf5ea90238339a525505b58969f0f2d1d
4. 0x8a2f7bf4554d39a6b3e809a7568c83dd348f152907562c542eafa87633c73716
5. 0x9b8bfef3ab26a638df7f2f612bed761542ca36048be6621bf12e2c0fb35c1dbb
6. 0xf6bfd125d3a09d5348649896e63fb9a4104d101e16c057ffa6547a52e5d98acf
7. 0xbf3f2cd208abbb2cdaab82db80cc73feda6b038ce1aabf77fe23f925f08f26ea
8. 0x4cb491542f604ff06f937817120ac19733bb8555715040daed15d8be0bf95804
9. 0x58515fabd69bc97fa6ba0c4a388cb0f58b4ecdef1ded594635a822213f238307
10. 0x4b1b7b4b12c0149f90f97fb5f150133fb66d298dc580cf127f746c906a0e9ae6
11. 0x2a5f7e08b037d9c38a1e98b11881b16d6f5c48aa1e4e0fce4af8d9904314bbdf
12. 0x98815e62072eb9319b52d9744169ae17850c056887ffbb325e7f2f9ed317a6a0
13. 0xbc7cf10ae301dcdbc5db5be8c29e1b3618ffaf1c196a74cb6a9e6c4fae0bbeed
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4