QED
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QED certificate

QED record aae979f6dbe9 from . View the live pool page.

Verified · Backed xStocks TONX

Does TONXx / USDC match its issuer's published contract?

The pool's quote contract matches Backed xStocks's registry entry for TONX.

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
TONXx / USDC · Ethereum
Pool address
0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6201d872e93f986
Issuer match
Backed xStocks · TONX · View TONX contracts
Checked
Valid until
Serial
aae979f6dbe9
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":26284134,"chain":"ethereum","checked_at":"2026-10-27T12:46:24Z","dev":false,"expires_at":"2026-10-28T12:46:24Z","issuer":"Backed xStocks","pool":{"base":{"address":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","balance":"2023763","decimals":6,"symbol":"USDC"},"chain":"ethereum","dex":"uniswap-v4","pool":"0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6201d872e93f986","quote":{"address":"0xe95ab205e333443D7970336D5fD827eF9eD97608","balance":"19779433949680435163","decimals":18,"symbol":"TONXx"}},"quote_share_of_supply":4.3471283405891065e-6,"reads":[{"block":null,"method":"eth_call","params":["0xbd216513d74c8cf14cf4747e6aaa6420ff64ee9e","poolKeys","0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6"],"raw_result":"Object {\"currency0\": String(\"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48\"), \"currency1\": String(\"0xe95ab205e333443d7970336d5fd827ef9ed97608\"), \"fee\": String(\"993333\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"19866\")}","result_hash":"cd696ed74d742ada0172f883bd318682a397430e19c2c468b4ec5349c10ab3f1","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getSlot0","0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6201d872e93f986"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x7ffe42c4a5deea5b0fec41c94c136cf115597227","getLiquidity","0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6201d872e93f986"],"raw_result":"6326840156645","result_hash":"56032bb8be53f64dd6d9630c0e82b341d54abe8c003567e759bc3f0c37b7c879","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","symbol()"],"raw_result":"Some(\"USDC\")","result_hash":"a3c9e246b0832b52e41efce041d8614251f5e288cdd4b192e85bfd3dfcb748ff","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","symbol()"],"raw_result":"Some(\"TONXx\")","result_hash":"0fdf15c2fa3f4b5719f69695fcfc76242b68f091acb8e3e25e7ff397b52fa744","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":26284134,"method":"eth_blockNumber","params":[],"result_hash":"2b28146b33194194072fad72c7786a2bf41d525584b0937c012e446d6fcad7d5","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","symbol()"],"raw_result":"Some(\"USDC\")","result_hash":"a3c9e246b0832b52e41efce041d8614251f5e288cdd4b192e85bfd3dfcb748ff","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","name()"],"raw_result":"Some(\"USD Coin\")","result_hash":"fe94af15dc887a2c9df1fb0d6d276e6c586ca9d430ffeac0d05e4baee0637fd1","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","totalSupply()"],"raw_result":"Some(\"47478717794406967\")","result_hash":"a2d2a9f6d0f65b134a3a877c5ec2934fe3d632bba5d8a5784e34ff1dc52c93da","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","symbol()"],"raw_result":"Some(\"TONXx\")","result_hash":"0fdf15c2fa3f4b5719f69695fcfc76242b68f091acb8e3e25e7ff397b52fa744","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","name()"],"raw_result":"Some(\"TON xStock\")","result_hash":"146455140a4ce6e80174cbefb3a201afd58b790d22f5f724f2750712cd24d89f","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","totalSupply()"],"raw_result":"Some(\"4550000000000000000000000\")","result_hash":"310f12aadf9809713942d9368f939bdf3697457ba82469168792a8deffed17d3","slot":null},{"block":null,"method":"eth_getCode","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","latest"],"result_hash":"71ee049d0c0cab5d785d7aef2e6b591e511475fb8ef465f4d8f5335bfd412bfd","slot":null},{"block":null,"method":"eth_getCode","params":["0xe95ab205e333443D7970336D5fD827eF9eD97608","latest"],"result_hash":"71ee049d0c0cab5d785d7aef2e6b591e511475fb8ef465f4d8f5335bfd412bfd","slot":null}],"registry_entry":{"chain":"ethereum","contract":"0xe95ab205e333443D7970336D5fD827eF9eD97608","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-27T12:07:30Z","name":"TON","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"TONX"},"registry_hash":"0464daa638c9a665cc03a04ffc746e2e7a380b649c9aadfbdc397290a3a9513b","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0xf381918bfd444c806209b3b83e128bfac8496043d03394a4d6201d872e93f986","ticker":"TONX","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"TONX"}},"version":1}
Signature
a6mDURaPJzAIbdqiopBYSBpHaZV2D3HcZm8LNocv64GlbK8LxUZ1n+I+J1SAU68flh5yApbeK75iKWBzt50KAw==
API call
GET /api/attest/aae979f6dbe9696e1e82d032f707c55194032237bf736b11384e083b59d8568b
  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.