ISRC US2BB1300027
Verified recording
US2BB1300027 is “Franz Schubert / Piano Sonata in A Major, D. 959: II. Andantino” by Lisa Spector,
registered on the CopyrightChains blockchain with CopyrightID
0x57ac764faeb371a142575356bf2d223312c478ec8e3eb346d15ee438de114db9 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BB1300027.
Recording identifiers
- ISRC
- US2BB1300027
- Title
- Franz Schubert / Piano Sonata in A Major, D. 959: II. Andantino
- Artist
- Lisa Spector
- CopyrightID (CopyrightChains transaction hash)
0x57ac764faeb371a142575356bf2d223312c478ec8e3eb346d15ee438de114db9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:67d741444a57a92f9ccafdf82675d33dbfbf0f76319e3a185f2502375c1b9470- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BB1300027
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Franz Schubert / Piano Sonata in A Major, D. 959: II. Andantino · Machine-readable JSON-LD