ISRC USQX91602622
Verified recording
USQX91602622 is “Mit Vergnügen, Polka schnell, Op. 228” by Eduard Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0xd5b7b6c975f7a2e51aa616012bee2ea5d942a189affc4afad7222c196f530b10 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91602622.
Recording identifiers
- ISRC
- USQX91602622
- Title
- Mit Vergnügen, Polka schnell, Op. 228
- Artist
- Eduard Strauss
- CopyrightID (CopyrightChains transaction hash)
0xd5b7b6c975f7a2e51aa616012bee2ea5d942a189affc4afad7222c196f530b10
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:02b207859907bf5bb77bfece516c8eab8f1b86613fc8be7efe0df5e66a049ec5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91602622
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Mit Vergnügen, Polka schnell, Op. 228 · Machine-readable JSON-LD