ISRC DEF059432103
Verified recording
DEF059432103 is “Marsch” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x34d4587878b789ba635d514ed65a21968f61b047c05c1f186ffe1ff847c67588 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432103.
Recording identifiers
- ISRC
- DEF059432103
- Title
- Marsch
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x34d4587878b789ba635d514ed65a21968f61b047c05c1f186ffe1ff847c67588
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:3f74a70b7d6513f459daabd84b70e4d207231ec0705917ad7bcc97d3ba8c89da- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432103
- Bitcoin block existence check
- https://blockstream.info/api/block/960334