ISRC DES380016925
Verified recording
DES380016925 is “Mazurka No. 13 in A Minor, Op. 17 No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x833d02bba88f73b34d18b0244a460aa4033ccad64a639f76289f76dffdad9463 and independently timestamped
in Bitcoin block 960489 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380016925.
Recording identifiers
- ISRC
- DES380016925
- Title
- Mazurka No. 13 in A Minor, Op. 17 No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x833d02bba88f73b34d18b0244a460aa4033ccad64a639f76289f76dffdad9463
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:40:43+00:00
- Bitcoin block
- 960489
- Canonical record hash
sha256:e63c17f33fb9ebe60290148db95b495e8e97ecd39306e7b625a97d27bb1e8de9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380016925
- Bitcoin block existence check
- https://blockstream.info/api/block/960489
Full record
Track page: Mazurka No. 13 in A Minor, Op. 17 No. 4 · Machine-readable JSON-LD