ISRC DEF059602190
Verified recording
DEF059602190 is “Nocturne No. 11 in G Minor, Op. 37, No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbb6fb8fb76de1af561a784046d81ac726a8b9aa0a1c748eea3b2236fa3de5148 and independently timestamped
in Bitcoin block 960497 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059602190.
Recording identifiers
- ISRC
- DEF059602190
- Title
- Nocturne No. 11 in G Minor, Op. 37, No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbb6fb8fb76de1af561a784046d81ac726a8b9aa0a1c748eea3b2236fa3de5148
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T02:22:04+00:00
- Bitcoin block
- 960497
- Canonical record hash
sha256:25e507d8f867353d7402f7e624492ff1d0661371ef18c88e5a41070fbf715816- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059602190
- Bitcoin block existence check
- https://blockstream.info/api/block/960497
Full record
Track page: Nocturne No. 11 in G Minor, Op. 37, No. 1 · Machine-readable JSON-LD