ISRC DEN961600351
Verified recording
DEN961600351 is “3 Mazurkas, Op. 59: No. 1 in A Minor. Moderato” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x094a735192f28240f5917dc361c1ca5aaa6dffab75826bbae67721d616a06480 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600351.
Recording identifiers
- ISRC
- DEN961600351
- Title
- 3 Mazurkas, Op. 59: No. 1 in A Minor. Moderato
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x094a735192f28240f5917dc361c1ca5aaa6dffab75826bbae67721d616a06480
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a706204c657f15666c02dc37ae8b84244850ab9082b63f1d079a791c6e98ce7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600351
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 3 Mazurkas, Op. 59: No. 1 in A Minor. Moderato · Machine-readable JSON-LD