ISRC GBF075612374
Verified recording
GBF075612374 is “Mazurka No. 17 in B flat minor Op. 24 No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa85c7ad710922620edfba141ccbb7e4f0c66b0fe8a1cee3cb0d3f57e284f228c and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612374.
Recording identifiers
- ISRC
- GBF075612374
- Title
- Mazurka No. 17 in B flat minor Op. 24 No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa85c7ad710922620edfba141ccbb7e4f0c66b0fe8a1cee3cb0d3f57e284f228c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:37d0037cd9a5ff97d6d8e29ce199cfefb63f8e1dfb2602b0ae47818480f279fd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612374
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Mazurka No. 17 in B flat minor Op. 24 No. 4 · Machine-readable JSON-LD