QED
v1.1.1
Menu
← Back to validated

QED certificate

QED record ea7d5eb19c9c from . View the live pool page.

Verified · Ondo SLV

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

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

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 v3
Subject
SLVon / USDT · Ethereum
Pool address
0x9B727C74e881433D05E536FD95e516673D1028EA
Issuer match
Ondo · SLV · View SLV contracts
Checked
Valid until
Serial
ea7d5eb19c9c
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.

0.64% 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":26221405,"chain":"ethereum","checked_at":"2026-10-18T19:01:37Z","dev":false,"expires_at":"2026-10-19T19:01:37Z","issuer":"Ondo","pool":{"base":{"address":"0xdAC17F958D2ee523a2206206994597C13D831ec7","balance":"4859982769","decimals":6,"symbol":"USDT"},"chain":"ethereum","dex":"uniswap-v3","pool":"0x9B727C74e881433D05E536FD95e516673D1028EA","quote":{"address":"0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","balance":"2268299133766472629631","decimals":18,"symbol":"SLVon"}},"quote_share_of_supply":0.006384618769892633,"reads":[{"block":26221405,"method":"eth_blockNumber","params":[],"result_hash":"cdb99f9f5ec014e99400345f24688e921293d2fe41405b6acfeab07c2e5010b5","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","token0()"],"raw_result":"0xdac17f958d2ee523a2206206994597c13d831ec7","result_hash":"4deb67031fd9d1a1f47c98d5bd6a714bdab41f25c93d4ed6ca6e8767a5ec93e8","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","token1()"],"raw_result":"0xf3e4872e6a4cf365888d93b6146a2baa7348f1a4","result_hash":"05977a9c1ef17c65704aef3634dca421b7f3d1eba865164e97523348e57e5f8a","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","factory()"],"raw_result":"0x1f98431c8ad98523631ae4a59f267346ea31f984","result_hash":"24b698329e82b3994906dfbd01281d9a6f12f65aa59de65831657e6e928d4c80","slot":null},{"block":null,"method":"eth_call","params":["0x9B727C74e881433D05E536FD95e516673D1028EA","fee()"],"raw_result":"3000","result_hash":"53232d7da9fd2a1931dcd44af08ec415dd52ab8ecc4037ef5e68eb3753978a2e","slot":null},{"block":null,"method":"eth_call","params":["0x1F98431c8aD98523631AE4a59f267346ea31F984","getPool","0xdAC17F958D2ee523a2206206994597C13D831ec7","0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","0xbb8"],"raw_result":"0x9b727c74e881433d05e536fd95e516673d1028ea","result_hash":"a5a43e4460acc98793db476ad1d000e58fdae2ec41d109ed8389ee5c287e1d51","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":null,"method":"eth_call","params":["0xdAC17F958D2ee523a2206206994597C13D831ec7","balanceOf","0x9B727C74e881433D05E536FD95e516673D1028EA"],"raw_result":"Some(\"4859982769\")","result_hash":"0e8de486fde1578c3dd6ded8925a9d45fe7e3043666a90fd5b946ed4c27203aa","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","symbol()"],"raw_result":"Some(\"SLVon\")","result_hash":"99db1e89a4b78f7aadae99860664e4f77795d4e6a28d3a9095742eaba3e07772","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","balanceOf","0x9B727C74e881433D05E536FD95e516673D1028EA"],"raw_result":"Some(\"2268299133766472629631\")","result_hash":"c06cb02643af509c828d807dcac406b2dd48ea5103247caf4ea1306271737e33","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":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","symbol()"],"raw_result":"Some(\"SLVon\")","result_hash":"99db1e89a4b78f7aadae99860664e4f77795d4e6a28d3a9095742eaba3e07772","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","name()"],"raw_result":"Some(\"iShares Silver Trust (Ondo Tokenized)\")","result_hash":"653cc96a036e6b5ffa913a79c390d9e15f05a89a7788f88024064b1feb9e3620","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","totalSupply()"],"raw_result":"Some(\"355275579563635775347758\")","result_hash":"b999270861cd792a09978dfb830c5fd7dcbf5cf7cd88a3b082f044097ced9d73","slot":null},{"block":null,"method":"eth_getCode","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null},{"block":null,"method":"eth_getCode","params":["0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","latest"],"result_hash":"8538a8190a64db88a5e0ec4c95f0129f9eecd6f3a3aacb869262b82d01d123ec","slot":null}],"registry_entry":{"chain":"ethereum","contract":"0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","decimals":null,"issuer":"Ondo","last_checked":"2026-10-18T18:54:11Z","name":"iShares Silver Trust (Ondo Tokenized)","official_deployments":[{"address":"0xF3e4872e6a4cF365888D93b6146a2bAA7348F1A4","network":"Ethereum"},{"address":"0x8b872732b07be325a8803CDB480D9d20B6f8d11B","network":"BNB Chain"},{"address":"iy11ytbSGcUnrjE6Lfv78TFqxKyUESfku1FugS9ondo","network":"Solana"},{"address":"0xd53d98d13D93C817011645442c2e4d46E499B460","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":"SLV"},"registry_hash":"e40a8f7ec2f1a2c1d6467a45e0976602299513549c0406d646df02a3ecb928c8","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x9B727C74e881433D05E536FD95e516673D1028EA","ticker":"SLV","verdict":{"Verified":{"issuer":"Ondo","ticker":"SLV"}},"version":1}
Signature
3s8g3IODAfxdxqaSrINPEI5m6XsmkkUfwV38yb6KnXldXIoOCZjWpEEyGSTLuEd/NDyprKnmVijOuOcLCwWFCQ==
API call
GET /api/attest/ea7d5eb19c9cb9c7b9be99b5f83c31c468daeb5ea69a6b784a38c53001bc1cd3
  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.