Evidence row 426508

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.myceliasignal.com/oracle/price/eth/usd"
    ]
  ],
  "name": "api.myceliasignal.com/oracle/price/eth/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": "Real-time Ethereum price in USD, a median across 6 exchanges including Coinbase, Kraken, Bitstamp and Bullish — Ed25519 signed attestation",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "method": "median",
              "pair": "ETHUSD",
              "price": "2330.00",
              "sources": [
                "binance",
                "coinbase",
                "kraken",
                "bitstamp",
                "gemini",
                "okx",
                "bitfinex",
                "bullish",
                "gateio"
              ]
            },
            "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": "2026-10-27T04:00:06.933Z",
    "quality": {
      "l30DaysTotalCalls": 97,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-27T04:00:06.546Z"
    },
    "resource": "https://api.myceliasignal.com/oracle/price/eth/usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Real-time Ethereum price in USD, a median across 6 exchanges including Coinbase, Kraken, Bitstamp and Bullish — Ed25519 signed attestation"
}

What the leaf hashes

{"body":"94f05102af25c616dddd010a214846bf2731e95fc2552cdda37ce3d90f18ef8f","id":426508,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086240447988,"prev":408776,"subject":"x402_bazaar:https://api.myceliasignal.com/oracle/price/eth/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. 0x900a5d3a5209da9c25e4950b617b26c762bcb93276c3863e602c9ae74afce4c7
2. 0xd94206008990faafde7a50b70941c980d7bf7f09554244ba628f721dab148b84
3. 0x3e3ce3d0b566aa2ae238018916c60d1a9335a7cb305a980ebaedb6a79d723e8e
4. 0xcaa206c72cef992706a0a48b711d4240c6a4ddbfa4a02d8a84109fb6eee71ef4
5. 0xe0fc3a4ad7ad8efc738e9c02cfd33c52be293c9d605ea1dca603d32d10533a09
6. 0x105246cbedad0f2f095ca556923bef0b12950a48adb90afa9d4d537e2cc90cd6
7. 0xaef7df8598653702ac0441762ecc34296078ac33a9e377e3ad85b810e955540c
8. 0xc828922e6e41a757f7622776e5e39dfcccd3154c897f93202df2a2fed05b6356
9. 0xfe154e7f7f78f891bf744a2e34e7957e6b971b6c54041aa82733fc9120f26d59
10. 0xf02b3d33d5dbba846eb2804b96aad032d5c4bd7b22f43f176959536e0130e072
11. 0x8e9c5f6e43e595f47f84f799aabf34754c649742c93a57fc91c20c42baa244b9
12. 0x3d13b6f855471289691a683ee58cac14977b2531dabc14f9c666e928df0908e6
13. 0x5c9cbca5bb1d6be4d84e301b4e4c1a280536eb16ee98ed4add9057142c132dde
14. 0x06e3b43165f5b3c31d850bc32f20b2e25b844564c4e042c141b9748c26a5a600
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4