ISRC DEA809300018
Verified recording
DEA809300018 is “Nocturnes, Op. 32: No. 1 in B Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xca42590d81a9209c07bccf9261cd289cbcf586f44c1f742d500e9168fded8611 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/DEA809300018.
Recording identifiers
- ISRC
- DEA809300018
- Title
- Nocturnes, Op. 32: No. 1 in B Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xca42590d81a9209c07bccf9261cd289cbcf586f44c1f742d500e9168fded8611
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:69616684a2efc4af8ae6feeb0d92fb2ea27c3fc1c23a297bb2284d6ef3f73d3d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809300018
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Nocturnes, Op. 32: No. 1 in B Major · Machine-readable JSON-LD