← The evidence ledger
Evidence row 119466
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://saylorinnovations.com/api/chain/batch-call
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 71671e0c3496601b994767a73b59acb3554efe347f03b80f99320b869556fe8c
- Leaf
- 0xcdfdfc0fd456c2a27bf46b2a2faf2f9f3bdf00e8be37f6a3c686c92734770176
What was observed
{
"endpoints": [
[
"x402",
"https://saylorinnovations.com/api/chain/batch-call"
]
],
"name": "Saylor Innovations Data Desk",
"owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:chain-batch-call",
"name": "USD Coin",
"note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:chain-batch-call",
"name": "USD Coin",
"note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:137",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:chain-batch-call",
"name": "USD Coin",
"note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:42161",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
"memo": "saylor:datadesk:chain-batch-call",
"reference": "6M5m3rZcYSLCSByZ27nDtvmggkMgzBEPDuMk9y3znx3n",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpjaGFpbi1iYXRjaC1jYWxsIiwicmVmZXJlbmNlIjoiNk01bTNyWmNZU0xDU0J5WjI3bkR0dm1nZ2tNZ3pCRVBEdU1rOXkzem54M24iLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjY5MDk4NzkyMX0.t_dH-iMJSJN8A-_CIm1aCbPtlRWh0uFMDTNpu3F_HRc"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
"memo": "saylor:datadesk:chain-batch-call",
"reference": "GcLpj9VmB1F19vD2YrHEdoHK21tGk4pvm7YnDLZLpyJh",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpjaGFpbi1iYXRjaC1jYWxsIiwicmVmZXJlbmNlIjoiR2NMcGo5Vm1CMUYxOXZEMllySEVkb0hLMjF0R2s0cHZtN1luRExaTHB5SmgiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjY5MDk4NzkyMX0.rZOwljlYo1rXjHFOYorKYFAWZkG4-LMgINjn0copgag"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "93448",
"asset": "So11111111111111111111111111111111111111112",
"extra": {
"memo": "saylor:datadesk:chain-batch-call",
"native": true,
"note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
"quotedLamports": "96339",
"reference": "C6dC9bGXMgrGjHXk6tKcnC2kBYDyna2h9joknuHB3P2D",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpjaGFpbi1iYXRjaC1jYWxsIiwicmVmZXJlbmNlIjoiQzZkQzliR1hNZ3JHakhYazZ0S2NuQzJrQllEeW5hMmg5am9rbnVIQjNQMkQiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTM0NDgsImV4cCI6MTc5MjY5MDk4NzkyMX0.2gYV6nDYyKkwItC6E1KuVa8mvQEBalPM464me1aDMBs",
"solUsdPrice": 103.8
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
}
],
"description": "Batch contract reads on 16 EVM chains: send up to 20 eth_call requests in one request and get a result, revert flag and uint or address reading for each.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"calls": "[{\"to\":\"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\",\"data\":\"0x313ce567\"},{\"to\":\"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\",\"data\":\"0x18160ddd\"}]",
"chain": "ethereum"
},
"type": "http"
},
"output": {
"example": {
"calls": 2,
"chain": "ethereum",
"chain_id": 1,
"failed": 0,
"note": "Every call ran at the latest block in a single batch against one node. as_uint and as_address are guesses for 32-byte results.",
"results": [
{
"as_address": "0x0000000000000000000000000000000000000006",
"as_uint": "6",
"data": "0x313ce567",
"index": 0,
"result": "0x0000000000000000000000000000000000000000000000000000000000000006",
"result_truncated": false,
"reverted": false,
"to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
},
{
"as_address": "0x00000000000000000000000000a95823ae4b6220",
"as_uint": "47666181335376416",
"data": "0x18160ddd",
"index": 1,
"result": "0x00000000000000000000000000000000000000000000000000a95823ae4b6220",
"result_truncated": false,
"reverted": false,
"to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
}
],
"source": "Chain JSON-RPC (ethereum)",
"succeeded": 2
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"calls": {
"description": "JSON array of up to 20 objects, each {\"to\":\"0x contract address\",\"data\":\"0x calldata\"}",
"type": "string"
},
"chain": {
"description": "chain name (ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, gnosis, linea, scroll, mantle, blast, sonic, celo, berachain, unichain) or chain id",
"type": "string"
}
},
"required": [
"chain",
"calls"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"calls": {
"description": "number of calls sent",
"type": "number"
},
"chain": {
"description": "the chain name that was queried",
"type": "string"
},
"chain_id": {
"description": "EIP-155 chain id of that network",
"type": "number"
},
"failed": {
"description": "calls that reverted",
"type": "number"
},
"note": {
"description": "plain-language reading of the result",
"type": "string"
},
"results": {
"description": "per-call results in order",
"items": {
"properties": {
"as_address": {
"description": "result read as an address when it fits",
"type": [
"string",
"null"
]
},
"as_uint": {
"description": "result read as an integer when it is one word",
"type": [
"string",
"null"
]
},
"data": {
"description": "calldata (shortened)",
"type": [
"string",
"null"
]
},
"index": {
"description": "position in your calls array",
"type": [
"number",
"null"
]
},
"result": {
"description": "returned bytes as hex",
"type": [
"string",
"null"
]
},
"reverted": {
"description": "true when the call failed",
"type": [
"boolean",
"null"
]
},
"to": {
"description": "contract called",
"type": [
"string",
"null"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"source": {
"description": "where the data was read from or how it was computed",
"type": "string"
},
"succeeded": {
"description": "calls that returned",
"type": "number"
}
},
"required": [
"chain",
"chain_id",
"calls",
"succeeded",
"failed",
"results",
"note",
"source"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792548358/bazaar-icons/bc5e2b3d111ebbef.jpg",
"lastUpdated": "2026-10-22T17:41:07.976Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-22T17:41:07.706Z"
},
"resource": "https://saylorinnovations.com/api/chain/batch-call",
"serviceName": "Saylor Innovations Data Desk",
"tags": [
"batch eth call",
"multicall reads",
"many contract reads",
"bulk contract queries",
"eth_call batch"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Batch contract reads on 16 EVM chains: send up to 20 eth_call requests in one request and get a result, revert flag and uint or address reading for each."
}What the leaf hashes
{"body":"71671e0c3496601b994767a73b59acb3554efe347f03b80f99320b869556fe8c","id":119466,"kind":"listing","method":"baseline/1","observed_us":1793025615646235,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/chain/batch-call","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0xcdfe15eae9160f49d8a12f274a13da64db214b8462d9ca1de8828002b09447b6
- 0x547866ab8f75e5472052a0dd0c1f6317fe4eaf5b9a1520028b31b63a214e7323
- 0x50943908d4439ab8e3929d53261e8c297885ec696a948e4a3f29594de75fda7e
- 0x88b61021b1d01961db27a54d9ae837849096c11a14870b2a452c4f47fee06cb1
- 0x10fa19b2db9bc72d40baa5ebddf74a42df8197a087f41481702b2185944fb28c
- 0x34cc31f6173fab2ecd7926d3377a8d618422eab6842628f7b9df5a74e0629a93
- 0x148f6fca69e7cd6603455222a251118c1f993d05964f3e99192c23fcbb84ab08
- 0x2f9a5938e1620e03fa1fc055e2089630b0a2d5e0517212b37131875091994a50
- 0x91430a077af042d5241ba59962277085bc699eba8d600b4bd9390d0e4dd124b7
- 0x9a73546a7d103d7486a891fe9f96753919be6696ccb5a70a4044405c08bca716
- 0xbee3c0dbc9149e89a214e95afe49b5d8a825aaaf7aa1721b2d66bbb287d6fd4d
- 0xa45f4438c9296b0ba586fc2eec9f0202e5d3c61a1d3adc975b80f6a1f4a5ca57
- 0xe43762a621da83c0b4b63f549cd2e19c428ac702bfc1038d70233867b06c447f
- 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
- 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae