← The evidence ledger
Evidence row 304515
Observed , by probe.mcp/1.
- Kind
- mcp.tools
- About
- endpoint 42b07bee-4f9a-4f27-9151-0e4caca83e08
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 701703abd8aa9dd11a98f7d51ec7cf80837e4f36a5bcbae1a9afc15f753da465
- Leaf
- 0x4b7244f2c46ab38ae0063f2bad7683bef5b94399359dec8b3df05d7a59c8a227
What was observed
{
"count": 15,
"tools": [
{
"description": "$0.001 per call. Native-token (ETH/POL) balance of an EVM address, with a USD value at the current spot price.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"address": {
"description": "0x-prefixed EVM address",
"type": "string"
},
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"name": "chain_balance"
},
{
"description": "$0.001 per call. Block header by number or latest: timestamp, transaction count, gas used, base fee.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
},
"number": {
"description": "Block number, or \"latest\" (default)",
"type": "string"
}
},
"type": "object"
},
"name": "chain_block"
},
{
"description": "$0.001 per call. The latest block number on Base, Ethereum, Arbitrum One or Polygon. Pay-per-call in USDC over x402.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
}
},
"type": "object"
},
"name": "chain_block_number"
},
{
"description": "$0.001 per call. Current gas price on a chain plus the cost of a plain native transfer, in native token and USD.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
}
},
"type": "object"
},
"name": "chain_gas"
},
{
"description": "List the chains this API can read: Base, Ethereum, Arbitrum One, Polygon, with chain ids. Free — no payment required.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {},
"type": "object"
},
"name": "chain_networks"
},
{
"description": "$0.001 per call. ERC-20 token metadata (symbol, name, decimals) and one holder's balance.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"holder": {
"description": "0x-prefixed wallet address",
"type": "string"
},
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
},
"token": {
"description": "0x-prefixed ERC-20 contract address",
"type": "string"
}
},
"required": [
"token",
"holder"
],
"type": "object"
},
"name": "chain_token"
},
{
"description": "$0.001 per call. Transaction receipt by hash: success/failed status, block, gas used, and the fee in native token and USD.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"hash": {
"description": "0x-prefixed transaction hash",
"type": "string"
},
"network": {
"description": "Chain to read (default base)",
"enum": [
"base",
"ethereum",
"arbitrum",
"polygon"
],
"type": "string"
}
},
"required": [
"hash"
],
"type": "object"
},
"name": "chain_tx"
},
{
"description": "$0.003 per call. Validate a 10-digit NUBAN account number against its 3-digit CBN bank code using the check-digit algorithm. Format validation only — does not confirm the account exists.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"account_number": {
"description": "10-digit NUBAN account number",
"type": "string"
},
"bank_code": {
"description": "3-digit CBN bank code, e.g. 058 for GTBank",
"type": "string"
}
},
"required": [
"bank_code",
"account_number"
],
"type": "object"
},
"name": "ng_bank_validate"
},
{
"description": "$0.002 per call. Format-validate a Nigerian NIN, BVN, TIN, CAC RC or CAC BN number. Returns validity only — no database lookup and no personal data.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"type": {
"description": "Which number type",
"enum": [
"NIN",
"BVN",
"TIN",
"CAC_RC",
"CAC_BN"
],
"type": "string"
},
"value": {
"description": "The number to check",
"type": "string"
}
},
"required": [
"type",
"value"
],
"type": "object"
},
"name": "ng_identity_format"
},
{
"description": "$0.003 per call. Normalise a Nigerian phone number (local, +234 or 234 form) and return E.164, line type and network from the prefix allocation. Pay-per-call in USDC over x402.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"number": {
"description": "Nigerian number, e.g. 08031234567",
"type": "string"
}
},
"required": [
"number"
],
"type": "object"
},
"name": "ng_phone_lookup"
},
{
"description": "List all 36 Nigerian states plus the Federal Capital Territory with their capitals. Free — no payment required.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {},
"type": "object"
},
"name": "ng_states"
},
{
"description": "$0.02 per call. Returns a complete, unsigned Solana transaction that creates an SPL mint, writes Metaplex metadata on-chain, mints the supply to the payer and revokes the mint authority in the same transaction. NON-CUSTODIAL: the service never sees a private key — the caller signs with their own wallet. Requires a payer public key. Test on devnet first.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"decimals": {
"description": "0-9, default 9",
"maximum": 9,
"minimum": 0,
"type": "integer"
},
"freeze_authority": {
"description": "default none",
"enum": [
"none",
"payer"
],
"type": "string"
},
"mint_pubkey": {
"description": "Supply your own mint public key if you would rather hold that keypair yourself",
"type": "string"
},
"name": {
"description": "Token name, 1-32 characters",
"type": "string"
},
"network": {
"description": "mainnet-beta (default) or devnet — devnet costs nothing, try it first",
"enum": [
"mainnet-beta",
"devnet"
],
"type": "string"
},
"payer": {
"description": "Base58 PUBLIC key of the wallet that pays rent and signs. A private key is never accepted.",
"type": "string"
},
"revoke_mint_authority": {
"description": "default true",
"type": "boolean"
},
"supply": {
"description": "Total supply in UI units as an exact integer string",
"type": "string"
},
"symbol": {
"description": "Token symbol, 1-10 characters, uppercase letters and digits",
"type": "string"
},
"uri": {
"description": "https:// or ipfs:// URL of the metadata JSON",
"type": "string"
}
},
"required": [
"payer",
"name",
"symbol",
"supply"
],
"type": "object"
},
"name": "sol_build_launch_tx"
},
{
"description": "Free. Validate a Solana token launch before building it: normalises name/symbol/supply/decimals, applies a typed allow/review/deny gate, states the authority policy (mint revoked, no freeze authority by default) and returns the exact on-chain cost in SOL and USD. Use this first — it costs nothing and catches the mistakes that would otherwise be signed.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"decimals": {
"description": "0-9, default 9",
"maximum": 9,
"minimum": 0,
"type": "integer"
},
"freeze_authority": {
"description": "default none — we never set a freeze authority unless asked",
"enum": [
"none",
"payer"
],
"type": "string"
},
"name": {
"description": "Token name, 1-32 characters",
"type": "string"
},
"network": {
"description": "mainnet-beta (default) or devnet",
"enum": [
"mainnet-beta",
"devnet"
],
"type": "string"
},
"revoke_mint_authority": {
"description": "default true — fixed supply, the trust signal buyers screen for",
"type": "boolean"
},
"supply": {
"description": "Total supply in UI units as an exact integer string, e.g. \"1000000000\"",
"type": "string"
},
"symbol": {
"description": "Token symbol, 1-10 characters, uppercase letters and digits",
"type": "string"
},
"uri": {
"description": "https:// or ipfs:// URL of the off-chain metadata JSON (logo and description)",
"type": "string"
}
},
"required": [
"name",
"symbol",
"supply"
],
"type": "object"
},
"name": "sol_launch_plan"
},
{
"description": "List Solana networks this API builds for (mainnet-beta, devnet), the on-chain programs used, and the exact rent + fee table for a token launch in lamports. Free — no payment required.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {},
"type": "object"
},
"name": "sol_networks"
},
{
"description": "$0.003 per call. Read a Solana SPL mint's real authority state: who can mint more supply, who can freeze holders, whether the metadata is immutable, plus on-chain name/symbol/logo and a verdict with machine-readable flags. Reads the chain directly — no opinion, no blacklist.",
"inputSchema": {
"$schema": "http://json-schema.org/draft-07/schema#",
"additionalProperties": false,
"properties": {
"mint": {
"description": "Base58 SPL token mint address",
"type": "string"
},
"network": {
"description": "mainnet-beta (default) or devnet",
"enum": [
"mainnet-beta",
"devnet"
],
"type": "string"
}
},
"required": [
"mint"
],
"type": "object"
},
"name": "sol_token_audit"
}
]
}What the leaf hashes
{"body":"701703abd8aa9dd11a98f7d51ec7cf80837e4f36a5bcbae1a9afc15f753da465","id":304515,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793055937648521,"prev":null,"subject":"42b07bee-4f9a-4f27-9151-0e4caca83e08","subject_kind":"endpoint"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x4b72451491d796e39eda8e2f607d42b015b11141c405e7ce5d1ac348249d8b02
- 0x0d68acfa15404c72b98b64416bfb44bd987b25526400b360c5799db433b75c79
- 0x8ed30960cd615868298277b8bf60d8a19337e615400dd17381cfadc60d698f76
- 0x984b4ce27433e56ec93634666c97372661ce789fbe7fe5c57693c2984644395c
- 0xe9ea906aa4287d933af51f1ad4a907c2fc50002765cff66164d6c004b7d4d387
- 0x663962e13974831276b8ad383cc730843221c8968dc26cec034e1f66297dc199
- 0xe9eacfe7f7086892d58d819005f84887718a92052b2b72233dfe50e1d6441c03
- 0x5ff4629588e8b2fa72cd3a21e061c74c82ac2bbe110700737e468f5af264c1cc
- 0xd9fec419854781c01bc6e04adf75047f7cdd30a00e0f64681ee0aa692f103a7f
- 0x77906d5c968e333ccf1fa753ad433ddd2f73cdae1a77e40d7dd214cccca89aa2
- 0x401a323dfcffdb4ec1a75537dabf1f5c7403e6d01d2965f0f6eba13263cf7c64
- 0x67ae8949b58cb7b0dd4cfa0f9aeeee715e0ae6b87fef0ba46483bbf280004c53
- 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
- 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
- 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae