ISRC DEF058102740
Verified recording
DEF058102740 is “Hymnus op.57: Andante cantabile” by Julius Klengel,
registered on the CopyrightChains blockchain with CopyrightID
0xd8330e28921b5ac5f68748839d735fe9afb8e716c3ef3947e7a1c8d36da263bd and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058102740.
Recording identifiers
- ISRC
- DEF058102740
- Title
- Hymnus op.57: Andante cantabile
- Artist
- Julius Klengel
- CopyrightID (CopyrightChains transaction hash)
0xd8330e28921b5ac5f68748839d735fe9afb8e716c3ef3947e7a1c8d36da263bd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:460b2f02194c138e31e076cb9375ad6aa8411d26f912fbcbeb60ed84694c84ec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058102740
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Hymnus op.57: Andante cantabile · Machine-readable JSON-LD