ISRC GBBBA0942301
Verified recording
GBBBA0942301 is “Nocturne No. 1 in B flat minor, Op. 9 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9eed5a8102ca9fc69a4ae10282fd2cf6eab4ca7696a2a1e9f5c3701cb3a9d9a2 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0942301.
Recording identifiers
- ISRC
- GBBBA0942301
- Title
- Nocturne No. 1 in B flat minor, Op. 9 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9eed5a8102ca9fc69a4ae10282fd2cf6eab4ca7696a2a1e9f5c3701cb3a9d9a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:0861f9a311ffce590e4efb502173471e6671ecc8786f56bea6fead94315bebf1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0942301
- Bitcoin block existence check
- https://blockstream.info/api/block/953528
Full record
Track page: Nocturne No. 1 in B flat minor, Op. 9 No. 1 · Machine-readable JSON-LD