ISRC DEN961903454
Verified recording
DEN961903454 is “Piano Sonata, Op. 1: d. Langsames Tempo - Quasi Adagio” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x22766c221d815cd503f9d4d12f1874067fd7908164e2e2b3273f78f9151d5367 and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961903454.
Recording identifiers
- ISRC
- DEN961903454
- Title
- Piano Sonata, Op. 1: d. Langsames Tempo - Quasi Adagio
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x22766c221d815cd503f9d4d12f1874067fd7908164e2e2b3273f78f9151d5367
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:aaf7c298eee0c000cb2b59372dc94754f4b216786317d411d2d8134585ac0a81- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961903454
- Bitcoin block existence check
- https://blockstream.info/api/block/960222
Full record
Track page: Piano Sonata, Op. 1: d. Langsames Tempo - Quasi Adagio · Machine-readable JSON-LD