ISRC DEF058302071
Verified recording
DEF058302071 is “Piano Sonata No. 20 in A Major, D. 959: I. Allegro” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xbeb762d7415db1314c85e1efc041687bac32b38e175472d4d4ad760131faa013 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058302071.
Recording identifiers
- ISRC
- DEF058302071
- Title
- Piano Sonata No. 20 in A Major, D. 959: I. Allegro
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xbeb762d7415db1314c85e1efc041687bac32b38e175472d4d4ad760131faa013
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:c8b51dc485f5c76275af60b6096b57c2764df30c58553b860eeda30b9aa91f74- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058302071
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Piano Sonata No. 20 in A Major, D. 959: I. Allegro · Machine-readable JSON-LD