ISRC USSM11306246
Verified recording
USSM11306246 is “Bouquet-Polka, Polka schnell, Op. 188” by Josef Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0x9b3da365e57f9ca8d9a0afc19a4de9ace4cd3568ea6e61fca8430590c7cfb99f and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11306246.
Recording identifiers
- ISRC
- USSM11306246
- Title
- Bouquet-Polka, Polka schnell, Op. 188
- Artist
- Josef Strauss
- CopyrightID (CopyrightChains transaction hash)
0x9b3da365e57f9ca8d9a0afc19a4de9ace4cd3568ea6e61fca8430590c7cfb99f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:89a010523fb3621662d651d4348ec3227edce00cff4ffe2f0c755db8bd4d9628- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11306246
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Bouquet-Polka, Polka schnell, Op. 188 · Machine-readable JSON-LD