ISRC DEF058101110
Verified recording
DEF058101110 is “Nocturne No. 11 in G Minor, Op. 37 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa4de68a94325666693ee8cc08db9048aa846af10093d80a967478df4f09c3114 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101110.
Recording identifiers
- ISRC
- DEF058101110
- Title
- Nocturne No. 11 in G Minor, Op. 37 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa4de68a94325666693ee8cc08db9048aa846af10093d80a967478df4f09c3114
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:8e892c22f50686eb1051ccde6b8a878a0cb397e79059d18f2f2aac67874a832e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101110
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Nocturne No. 11 in G Minor, Op. 37 No. 1 · Machine-readable JSON-LD