ISRC GBAYC0500200
Verified recording
GBAYC0500200 is “Nocturnes, Op. 48: No. 1 in C Minor (Lento)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7c27caf25bf835e4c3afa79d15ac18903f2d8e128412f3aa00a560e4d1c8d7e3 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500200.
Recording identifiers
- ISRC
- GBAYC0500200
- Title
- Nocturnes, Op. 48: No. 1 in C Minor (Lento)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7c27caf25bf835e4c3afa79d15ac18903f2d8e128412f3aa00a560e4d1c8d7e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:229c1c1b1dc3904c87e060695225dfc80301d6fe58ede5f25ad96a6530e1924c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500200
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Nocturnes, Op. 48: No. 1 in C Minor (Lento) · Machine-readable JSON-LD