ISRC DEF057300758
Verified recording
DEF057300758 is “Piano Sonata, No. 16 in A Minor, D. 845: IV. Rondo (Allegro vivace)” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xef06b22c697bf01d046b19036b54cb41c484f34d14e594fc18a16bb8d15ea35c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057300758.
Recording identifiers
- ISRC
- DEF057300758
- Title
- Piano Sonata, No. 16 in A Minor, D. 845: IV. Rondo (Allegro vivace)
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xef06b22c697bf01d046b19036b54cb41c484f34d14e594fc18a16bb8d15ea35c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3770e6480a4f9f5048c82f935d6082e0ea72c395188302ac117cee0075556670- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057300758
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata, No. 16 in A Minor, D. 845: IV. Rondo (Allegro vivace) · Machine-readable JSON-LD