ISRC DEF058231843
Verified recording
DEF058231843 is “Ein toller Sängerknabe” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x3b05effaddcea8d66e1547af80752e3249ac1c67c4175084557b0427d78edc1e 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/DEF058231843.
Recording identifiers
- ISRC
- DEF058231843
- Title
- Ein toller Sängerknabe
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x3b05effaddcea8d66e1547af80752e3249ac1c67c4175084557b0427d78edc1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:527baaa48a1ebdf470751a3bbb58e0e3b8b85479513c2de4d857e992d871f1d7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231843
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ein toller Sängerknabe · Machine-readable JSON-LD