ISRC GBF075511953
Verified recording
GBF075511953 is “Impromptu No. 3 in G flat, Op. 51” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xed3a8fcc9b6e1e9ba9f73ae0a3dfde306fc8b5bc8cb229e22aabcc150b8c7665 and independently timestamped
in Bitcoin block 960381 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075511953.
Recording identifiers
- ISRC
- GBF075511953
- Title
- Impromptu No. 3 in G flat, Op. 51
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xed3a8fcc9b6e1e9ba9f73ae0a3dfde306fc8b5bc8cb229e22aabcc150b8c7665
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:11+00:00
- Bitcoin block
- 960381
- Canonical record hash
sha256:38d9f246bb00e9095a0f4f8c7da5e57b7c20550f81747f894c07c51986370d54- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075511953
- Bitcoin block existence check
- https://blockstream.info/api/block/960381
Full record
Track page: Impromptu No. 3 in G flat, Op. 51 · Machine-readable JSON-LD