Evidence row 425522

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/cross-chain"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "60000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "87909ce949db",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "60000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "87909ce949db"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "60000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "87909ce949db",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "60000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "87909ce949db",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionable direction and the size the spread survives.",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionable direction and the size the spread survives.",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "format": "json"
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "format": {
              "description": "Response format (json)",
              "type": "string"
            }
          },
          "required": [],
          "type": "object"
        },
        "naturalLanguageDescription": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionable direction and the size the spread survives.. Tier: core. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
        "pricingRationale": {
          "notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.06,
          "tier": "core",
          "vs_median_x402": 2.14
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "core",
          "primary_tag": "Trading",
          "unique_selling_point": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionabl"
        },
        "sampleQueries": [
          "GET /cross-chain?preview=1  # free delayed sample",
          "GET /cross-chain  # live data (returns 402 with payment challenge)"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "format": {
                      "description": "Response format (json)",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionable direction and the size the spread survives.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "trading",
          "bridge",
          "crypto",
          "market-data"
        ],
        "title": "Cross Chain — Losbeto",
        "useCases": [
          "market data input",
          "AI agent research",
          "systematic trading"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
    "lastUpdated": "2026-10-27T00:13:22.27Z",
    "quality": {
      "l30DaysTotalCalls": 77,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T00:13:21.774Z"
    },
    "resource": "https://api.losbeto.xyz/cross-chain",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "trading",
      "bridge",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Real spread between Solana (Jupiter) and CEX venues (Binance, CoinGecko) with an actionable direction and the size the spread survives."
}

What the leaf hashes

{"body":"24e31f2f4b8cddce85e7f21d3d9c72dd39da9e43a09744aef528a1c1c270e11a","id":425522,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086111177052,"prev":407693,"subject":"x402_bazaar:https://api.losbeto.xyz/cross-chain","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. 0xba6bf7e55901c3b2bab44fe176b85efb006b79fcb1aff5b13834579c44f24b9a
2. 0xef4c46c48744b105218bfecdd0ece9d8be5d1f56c1f88556e4b00a4d97596b1e
3. 0x9605d564565cb2c0141bf23515467504d13b0120e34ce3816d560ee7dcec1db3
4. 0x897e6976ce73e0b9b54e64aedbbf1747e94921c273c5e251f923be21dd7294fd
5. 0xca961f2055265526a2bc949c4a40101edbfb4d981b3472d77a45115e7919e62a
6. 0xb1a27c747aac2ce9c59c683e0252f2fac25f76ad0dbdbcc4a6c527c84ab99c78
7. 0x06d32feee4d05e32854ce6a553ff6871bdd74d00bd5f7f77d907e6d3198da90b
8. 0x331ab8b408ad4da9a9253df8ebdc7687ed6692f4012aadcfc0032c8fc362a71b
9. 0x2343db9755994e372893a4ee529ace14ae6ecff576ba1f0abdde24fac8cda26f
10. 0x88a1fc810488bd97d036f401bd81e631052f2a6f4d824c68bb201c5326ddd5f0
11. 0x93dab4db8f250e193cce0d5bacbda4b45df3b3ee694710f7912415742bb36e56
12. 0x159edcfdd12b3eacd95b92f307695c8c00010beadbfcbf272edb59cfef54fb40
13. 0xa4f69e2cf941a3f318d70734b59401dd27010a6bdffb5c32a28304db650a6f0b
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4