ISRC DEF059432113
Verified recording
DEF059432113 is “Der Hanswurst” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x74f09e1ee7a13d9fd22d02b525d70271875a89f96757af2b411956c6d38d2fa4 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432113.
Recording identifiers
- ISRC
- DEF059432113
- Title
- Der Hanswurst
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x74f09e1ee7a13d9fd22d02b525d70271875a89f96757af2b411956c6d38d2fa4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:ed60a32f3a2b93edaf428cc6441fc81651a0244559291d1e33f1b49c9008f95c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432113
- Bitcoin block existence check
- https://blockstream.info/api/block/960448