ISRC USQX91602608
Verified recording
USQX91602608 is “Winterlust, Polka schnell, Op. 121” by Josef Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0xcd144b2b08a236a911aba9b586981adfef4e8a1b95e77b0331c8355e50f2ecd9 and independently timestamped
in Bitcoin block 959123 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91602608.
Recording identifiers
- ISRC
- USQX91602608
- Title
- Winterlust, Polka schnell, Op. 121
- Artist
- Josef Strauss
- CopyrightID (CopyrightChains transaction hash)
0xcd144b2b08a236a911aba9b586981adfef4e8a1b95e77b0331c8355e50f2ecd9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T11:35:32+00:00
- Bitcoin block
- 959123
- Canonical record hash
sha256:5af612397757815df480a60c9337da606fb5315c34e006dec23478754aeccaad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91602608
- Bitcoin block existence check
- https://blockstream.info/api/block/959123
Full record
Track page: Winterlust, Polka schnell, Op. 121 · Machine-readable JSON-LD