Evidence row 407693

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": "2026-10-26T23:45:15.279Z"
    },
    "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":"3153e4f9baaab1cbb0cf9e263a5ec1271febca77ad0985a1e15f4836886e34d8","id":407693,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080251432503,"prev":278737,"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. 0x0bf942fd766d128aefdf59c724928b9d23f3b6c2bee57a8ac9d33c0f42f22f92
2. 0x3d81ff9fe7c2c85717a41faa12ea9e0ca16179a15da02a31a94765eceb907c90
3. 0xdd8c3a7edb75d671a61a2b7170a06beffcac5e83a631c611f6b5e6a1287b31d3
4. 0x6bb1cc70801e4f66d349d641b634571fca00bdb1ac49c6b8d7d59daba6b9deb0
5. 0xf9d3f915faa0565fcbb06e5f99020f71d80d7833c4eb69ada90effcf1292300f
6. 0xe2241500b64d170610fc3ad8334aad23fefc0d6100dbaf3452157d7e3e566285
7. 0x690f663b81f694ff9933348ea18a11ee836ed2b334c32876b63a17ab8c2e8df4
8. 0x24efd88fc03be5f6786f4918c9e9099f95286e4815c4b98fd30cf70ac663445c
9. 0xe7919e851cea5ebe406addba79772bcd9b8aeea375e82cb423083021e1083916
10. 0xa5d62eed88e70e66f3b526dd50ac008df3f87310064725c19784704385c1de4e
11. 0x0ae64d6e0b909bad3ddce6fc34c5ee6d7fb0d92d5a4d92883389b024c70e11dc
12. 0x6e5a3640cff3f4cd1cd4f97ccb0c01e8a7f3fa240d9ef5f12ed8901892cd252e
13. 0xa5d3d95b495ae2191612e64fe151fe065497e5ecb73bb111e1fabb6b3628f3de
14. 0x3e0ec8a2a8a954695a9b53a4a48a7656d7e3fd6a8795c73b49e2ef05b201ec3f
15. 0x2cf27e8a181d60d0dd27c186c2eddfcbb4e8fa71cf66feeb55a4d730e15ee8c4
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4