ISRC DEA809203401
Verified recording
DEA809203401 is “Chopin: Nocturne No. 3 in B Major, Op. 9 No. 3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1bdcb02582b2d24254eba688ca6f8b47ea42a61a18ea0a9abcb6f92e7a47e05c and independently timestamped
in Bitcoin block 959105 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809203401.
Recording identifiers
- ISRC
- DEA809203401
- Title
- Chopin: Nocturne No. 3 in B Major, Op. 9 No. 3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1bdcb02582b2d24254eba688ca6f8b47ea42a61a18ea0a9abcb6f92e7a47e05c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T06:33:30+00:00
- Bitcoin block
- 959105
- Canonical record hash
sha256:a9b4ecaec59053e593a945821ec37d4695578b2495f55f3592acf60a202fa786- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809203401
- Bitcoin block existence check
- https://blockstream.info/api/block/959105
Full record
Track page: Chopin: Nocturne No. 3 in B Major, Op. 9 No. 3 · Machine-readable JSON-LD