QED
v1.1.5
Menu
← Back to validated

QED certificate

QED record c266126f4f93 from . View the live pool page.

Verified · Ondo BLKHI

Does BLKHIon / USDT match its issuer's published contract?

The pool's quote contract matches Ondo's registry entry for BLKHI.

Verified means the observed quote-token contract matches an issuer-published registry entry on Ethereum. Only the quote-side contract is checked.

This does not prove backing, custody, reserves, price, safety, solvency, or endorsement.

Signature valid · contract match

Ethereum Uniswap v4
Subject
BLKHIon / USDT · Ethereum
Pool address
0x2f2822173e671502fe527614076175cd555d812fac4b3dd5209ed6f995fb3472
Issuer match
Ondo · BLKHI · View BLKHI contracts
Checked
Valid until
Serial
c266126f4f93
Signed by
QED (key id GJWKkiUd)

After this time the certificate remains a historical record, but it no longer establishes current pool or registry state. Re-check to create a fresh observation before relying on current facts.

Compare this address with the one you were given before you trade.

0.04% Checked

Only trust an address you pasted here or opened from this page.

How to verify this yourself

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON
{"block":26284137,"chain":"ethereum","checked_at":"2026-10-27T12:46:55Z","dev":false,"expires_at":"2026-10-28T12:46:55Z","issuer":"Ondo","pool":{"base":{"address":"0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","balance":"1998747723493500831400","decimals":18,"symbol":"USDT"},"chain":"ethereum","dex":"uniswap-v4","pool":"0x2f2822173e671502fe527614076175cd555d812fac4b3dd5209ed6f995fb3472","quote":{"address":"0x787769d6Fc857169F5243ef66d3f0a954149d3BA","balance":"406184921908329103404","decimals":18,"symbol":"BLKHIon"}},"quote_share_of_supply":0.00042469665371701814,"reads":[{"block":null,"method":"eth_call","params":["0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e","poolKeys","0x2f2822173e671502fe527614076175cd555d812fac4b3dd520"],"raw_result":"Object {\"currency0\": String(\"0x3173dc3af3981c6e98bb63799b9cbeb5526ff752\"), \"currency1\": String(\"0x787769d6fc857169f5243ef66d3f0a954149d3ba\"), \"fee\": String(\"750000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"1\")}","result_hash":"abf53e917567a36f9749329c537b8deb4e1e26706312857b570f639032a3a675","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getSlot0","0x2f2822173e671502fe527614076175cd555d812fac4b3dd5209ed6f995fb3472"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getLiquidity","0x2f2822173e671502fe527614076175cd555d812fac4b3dd5209ed6f995fb3472"],"raw_result":"901033400036679110246","result_hash":"1f62ea9e89e45e5ede3b5b06620b0611790c4133855318f5f20b4881665fd9bb","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","symbol()"],"raw_result":"Some(\"USDT\")","result_hash":"a851493323e1198c0940c2b2ca5c59e97da9c6f50f63f0c09779709ef2572f84","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","symbol()"],"raw_result":"Some(\"BLKHIon\")","result_hash":"1f3b10f2a51a7c51a7275a953265e11336e5db93b32b5ec38869546baf5069bb","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":26284137,"method":"eth_blockNumber","params":[],"result_hash":"70b4a0c4122f561726f497e7c001a2b57cebc6376c1e9057f4b8c7445c1b1801","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","symbol()"],"raw_result":"Some(\"USDT\")","result_hash":"a851493323e1198c0940c2b2ca5c59e97da9c6f50f63f0c09779709ef2572f84","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","name()"],"raw_result":"Some(\"usdt\")","result_hash":"a45457ba6f160e1f050944262397d040d3c78ed4bdc5316078fd95db2a8b3765","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x3173dc3AF3981c6e98bB63799B9cBeb5526FF752","totalSupply()"],"raw_result":"Some(\"1000000000000000000000000000\")","result_hash":"9a5063c327faec672db6b50450571675cbfbcc3766ebaf6832c3a9f6636ff4d0","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","symbol()"],"raw_result":"Some(\"BLKHIon\")","result_hash":"1f3b10f2a51a7c51a7275a953265e11336e5db93b32b5ec38869546baf5069bb","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","name()"],"raw_result":"Some(\"Ondo High Income Powered by BlackRock\")","result_hash":"fdb62584b0628e867965e0e2ce4869cd32352f2f0b02d5f4e90a851ca716b9dd","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","totalSupply()"],"raw_result":"Some(\"956411872693907116193655\")","result_hash":"0d9a593dbf4424dfa2a7c3b660e9facf3cd36206c3dd15bbe5760a5152a33d8f","slot":null},{"block":null,"method":"eth_getCode","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","latest"],"result_hash":"941b940513f65aca9340a0705a1e43b9da3122bb8d7e6d254277c77c8e9de752","slot":null},{"block":null,"method":"eth_getCode","params":["0x787769d6Fc857169F5243ef66d3f0a954149d3BA","latest"],"result_hash":"941b940513f65aca9340a0705a1e43b9da3122bb8d7e6d254277c77c8e9de752","slot":null}],"registry_entry":{"chain":"ethereum","contract":"0x787769d6Fc857169F5243ef66d3f0a954149d3BA","decimals":null,"issuer":"Ondo","last_checked":"2026-10-26T23:07:34Z","name":"Ondo High Income Powered by BlackRock","official_deployments":[{"address":"0x787769d6Fc857169F5243ef66d3f0a954149d3BA","network":"Ethereum"},{"address":"0xf78155dC15B838b7577002bc53bBe1041cA48622","network":"BNB Chain"},{"address":"bBrSYBsz4GncqiyGzVL4aVrhbmWY3pFHdkxshTpondo","network":"Solana"}],"source":"https://docs.ondo.finance/addresses.md","source_url":"https://www.dropbox.com/scl/fi/qjfxyg748mx0dwi6up86d/EXTERNAL-Ondo-GM-Tokens-Ondo-GM-Tokens.csv?rlkey=n3no1w78wrah3umsl0nr9s77i&e=2&st=spdit2q1&dl=1","ticker":"BLKHI"},"registry_hash":"0464daa638c9a665cc03a04ffc746e2e7a380b649c9aadfbdc397290a3a9513b","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x2f2822173e671502fe527614076175cd555d812fac4b3dd5209ed6f995fb3472","ticker":"BLKHI","verdict":{"Verified":{"issuer":"Ondo","ticker":"BLKHI"}},"version":1}
Signature
Lhq18p7gp9uCf6xPRJQu3/BaVud/U/1yz1eApi6HbWQvM2+l8hYeeuOH+gATYc7bO6E74LBDzmYo1S96ST7BBw==
API call
GET /api/attest/c266126f4f93d9304db4c21f6f71ee44d2e30d2e8abdc4fcc587549d345900f4
  1. Fetch the public key and attestation JSON, then verify the signature with the published key.
  2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
  3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.