Evidence row 453350

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.myceliasignal.com/oracle/price/usdt/usd"
    ]
  ],
  "name": "api.myceliasignal.com/oracle/price/usdt/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": "USDT stablecoin peg monitor — real-time Tether deviation from $1.00 USD — Ed25519 signed attestation",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "method": "median",
              "pair": "USDTUSD",
              "price": "1.00000",
              "sources": [
                "binance",
                "coinbase",
                "kraken",
                "bitstamp",
                "gemini",
                "okx",
                "bitfinex",
                "bullish",
                "gateio"
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$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": "2026-10-27T10:00:03.835Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-19T19:04:08.948Z"
    },
    "resource": "https://api.myceliasignal.com/oracle/price/usdt/usd",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "USDT stablecoin peg monitor — real-time Tether deviation from $1.00 USD — Ed25519 signed attestation"
}

What the leaf hashes

{"body":"ea2067aa8841bf6478a455fddbbcba1ef4e1642796bc11ea1b107e58218ed998","id":453350,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100624616131,"prev":67691,"subject":"x402_bazaar:https://api.myceliasignal.com/oracle/price/usdt/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. 0xafdbc588127601865ba3f0eea4367d70bd1f0f9672e13321eff0d24062804c9f
2. 0x946e49dafe896bc984dae4f71194115430d1354f611cf3ffd42980f4678ea93f
3. 0x7c9a6594b1ee8c8fb92b16f937ecdbb22ec94d5874b39595d7efa0ec68d0f059
4. 0xfcdf91eda514baafa9163ad49a34e35cef154d11c849118b46fbae9fa8d97aee
5. 0x9d20cc6b34c9716cad39fafcbe7f28625ea69be871329ba9c449ca83c5a9b791
6. 0xc7b0c58af6be707f63451b5091ef06efce92aad865157adef9dc0c27ffa5cd09
7. 0x847cfbe5a5c24f6d76da5f7e524d01f76e18b82fbff07846a4df9d34922aebf6
8. 0x016c14359b76f6a2352ab46e148a65660935f7f2acf4f3ae0788da95e5f444c0
9. 0x296298ff8a3dae4c82cae63a2ebf45e33f1f2135ee5c60d7c711a35d15cb69af
10. 0xd0b754d6a919ae0618fb43b587cf99ce18534aaf6627ab545862bc00e6bb323d
11. 0xb401429c8bd10413f6592bff0d0ca36d15f4057fe715a18ac4410a9b8e3c3342
12. 0x6413c10d59083704c26ae4eedf79ca24dbf9c92cad846aac6f2a11f02ab3b17b
13. 0x4c82d20074b9d7d77e728b0250a2c662412d8d0f7eccff2d8100bfcc4434597f
14. 0x98c6ed3e7b5bb7f1757a8660af410226a11dd563bf83010040c2ce059ab45e54
15. 0xec7bb68216a4deb1960acfbbd75da88f7e468b58adb9cf3ec62f2790e46508b3
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4