ISRC GBF079540812
Verified recording
GBF079540812 is “Waltz No. 12 in F minor/A flat, Op. 70 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x5f5d5931867abee3f6b4a3611115f85e8a1fb83c60313e22527511e0847e98f7 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079540812.
Recording identifiers
- ISRC
- GBF079540812
- Title
- Waltz No. 12 in F minor/A flat, Op. 70 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x5f5d5931867abee3f6b4a3611115f85e8a1fb83c60313e22527511e0847e98f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9bf7b55469e00a82380d7b29d3ddbe71341ec2b6bc16ded42d2c172b30591100- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079540812
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Waltz No. 12 in F minor/A flat, Op. 70 No. 2 · Machine-readable JSON-LD