ISRC DEF059404041
Verified recording
DEF059404041 is “Four Pieces For Clarinet And Piano, Op. 5: 1. Mässig” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0xb39a2478b3c80d7cf8343e07af50b17715e7192f3419b865ed3d867869ec2327 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404041.
Recording identifiers
- ISRC
- DEF059404041
- Title
- Four Pieces For Clarinet And Piano, Op. 5: 1. Mässig
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0xb39a2478b3c80d7cf8343e07af50b17715e7192f3419b865ed3d867869ec2327
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:97c0a346556ee252f374db843c59b3cfe673ce90663aaf2639da5609b5b2e51d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404041
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Four Pieces For Clarinet And Piano, Op. 5: 1. Mässig · Machine-readable JSON-LD