QED
v1.1.2
Menu
← Back to validated

QED certificate

QED record 9e0694c57335 from . View the live pool page.

Verified · Ondo IVV

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

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

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
IVVon / USDT · Ethereum
Pool address
0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b5f593bc61b95f6
Issuer match
Ondo · IVV · View IVV contracts
Checked
Valid until
Serial
9e0694c57335
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.

under 0.01% 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":26221425,"chain":"ethereum","checked_at":"2026-10-18T19:05:30Z","dev":false,"expires_at":"2026-10-19T19:05:30Z","issuer":"Ondo","pool":{"base":{"address":"0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","balance":"222345499827013949","decimals":18,"symbol":"IVVon"},"chain":"ethereum","dex":"uniswap-v4","pool":"0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b5f593bc61b95f6","quote":{"address":"0xdAC17F958D2ee523a2206206994597C13D831ec7","balance":"262467125","decimals":6,"symbol":"USDT"}},"quote_share_of_supply":2.883367690578386e-6,"reads":[{"block":null,"method":"eth_call","params":["0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e","poolKeys","0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b"],"raw_result":"Object {\"currency0\": String(\"0x62ca254a363dc3c748e7e955c20447ab5bf06ff7\"), \"currency1\": String(\"0xdac17f958d2ee523a2206206994597c13d831ec7\"), \"fee\": String(\"490000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"9800\")}","result_hash":"60dfdc1e2f92b04827d66e24016b2dcdaa9277e48fbe0ea414a9c0e113fd6be4","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getSlot0","0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b5f593bc61b95f6"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getLiquidity","0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b5f593bc61b95f6"],"raw_result":"7639265944114","result_hash":"4e43a94843e58ab5830657c0e2a46c3e4a23e7956243005904589852d0a63390","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","symbol()"],"raw_result":"Some(\"IVVon\")","result_hash":"07dcce5ade9166c5a1766e112f7692dee7b6c66fc7ff2234051604c45df75f60","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","symbol()"],"raw_result":"Some(\"USDT\")","result_hash":"a851493323e1198c0940c2b2ca5c59e97da9c6f50f63f0c09779709ef2572f84","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":26221425,"method":"eth_blockNumber","params":[],"result_hash":"a9ce385b505e65ee720d211299772d4dd77cea0c4e955497ef12cc49b4aeefa9","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","symbol()"],"raw_result":"Some(\"USDT\")","result_hash":"a851493323e1198c0940c2b2ca5c59e97da9c6f50f63f0c09779709ef2572f84","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","name()"],"raw_result":"Some(\"Tether USD\")","result_hash":"8f7cfea6e15ea5712d4bf603e3223e8de9dfdee3c5fe9a25ec1181218bd425ad","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","totalSupply()"],"raw_result":"Some(\"88302633055702652\")","result_hash":"028899d5036e327561a1b8b5f14461b24862ba6bd517bcebd1cc98ba9879d3ac","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","symbol()"],"raw_result":"Some(\"IVVon\")","result_hash":"07dcce5ade9166c5a1766e112f7692dee7b6c66fc7ff2234051604c45df75f60","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","name()"],"raw_result":"Some(\"iShares Core S&P 500 ETF (Ondo Tokenized)\")","result_hash":"77de3c4f83ebe01eac5c6dfcaef7617ea24be355a8c00adef1a1f035a2189880","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","totalSupply()"],"raw_result":"Some(\"77113127317596049987517\")","result_hash":"13587430a0dbcbf1981741447a656671e3f1062327fdb2abc499166941d00428","slot":null},{"block":null,"method":"eth_getCode","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null},{"block":null,"method":"eth_getCode","params":["0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null}],"registry_entry":{"chain":"ethereum","contract":"0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","decimals":null,"issuer":"Ondo","last_checked":"2026-10-18T18:54:11Z","name":"iShares Core S&P 500 ETF (Ondo Tokenized)","official_deployments":[{"address":"0x62cA254a363dc3c748e7E955c20447aB5bF06fF7","network":"Ethereum"},{"address":"0x1104EB7e85E25eB45F88e638b0C27A06C1A91CB2","network":"BNB Chain"},{"address":"CqW2pd6dCPG9xKZfAsTovzDsMmAGKJSDBNcwM96ondo","network":"Solana"},{"address":"0xAd26B6048cc3682f67Fe4C829b7Ac99dbF95920e","network":"HyperEVM"}],"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":"IVV"},"registry_hash":"e40a8f7ec2f1a2c1d6467a45e0976602299513549c0406d646df02a3ecb928c8","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0xb042636f99a90a758580c3f88c97bc9228794672c133b3009b5f593bc61b95f6","ticker":"IVV","verdict":{"Verified":{"issuer":"Ondo","ticker":"IVV"}},"version":1}
Signature
lYiE4cTu0mVkVt67mmQXDI6JA5o13mtVuIW7O6Q2o/Ev7GH2raH2Dey51l7X4V1FOzRobAoD6qor6lnB/cwjAA==
API call
GET /api/attest/9e0694c5733519111a0dcdee210cf5b068494f000301df0e7169216863e96601
  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.