ISRC DEN961801612
Verified recording
DEN961801612 is “Mazurka No. 34 in C Major, Op. 56 No. 2. Vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x0f88fab95f08d772ce678ec044848f1c7800fd7c0258f0af42ade5b8f1707fe8 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961801612.
Recording identifiers
- ISRC
- DEN961801612
- Title
- Mazurka No. 34 in C Major, Op. 56 No. 2. Vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x0f88fab95f08d772ce678ec044848f1c7800fd7c0258f0af42ade5b8f1707fe8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c760dcdc53e7e34eb6da6a3ad8e5ca3f7f8d2b55c3a20b950b74da5bdafc4cfa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961801612
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Mazurka No. 34 in C Major, Op. 56 No. 2. Vivace · Machine-readable JSON-LD