ISRC DEN961600382
Verified recording
DEN961600382 is “3 Mazurkas, Op. 63: No. 2 In F Minor. Lento” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x077bba7334321a57d73883efa60786827fc2362b0bb300a21ae5a54dade05071 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/DEN961600382.
Recording identifiers
- ISRC
- DEN961600382
- Title
- 3 Mazurkas, Op. 63: No. 2 In F Minor. Lento
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x077bba7334321a57d73883efa60786827fc2362b0bb300a21ae5a54dade05071
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b7e688592b442c27051a178a218806c823f405191f36a41b5ea36eb6ab5d4e49- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600382
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 3 Mazurkas, Op. 63: No. 2 In F Minor. Lento · Machine-readable JSON-LD