ISRC USSM11306249
Verified recording
USSM11306249 is “Neckerei, Polka mazur, Op. 262” by Josef Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0x2249ca8384becac507893f9f767708c7f1f22cce2570738b8ff56bc574a9bf1b and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11306249.
Recording identifiers
- ISRC
- USSM11306249
- Title
- Neckerei, Polka mazur, Op. 262
- Artist
- Josef Strauss
- CopyrightID (CopyrightChains transaction hash)
0x2249ca8384becac507893f9f767708c7f1f22cce2570738b8ff56bc574a9bf1b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:6ecdf8dd49e5c298718c3bba93d599b8ce2fe1fdc04d6d9a13a9c0e4e1e0756d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11306249
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Neckerei, Polka mazur, Op. 262 · Machine-readable JSON-LD