ISRC GBF077812420
Verified recording
GBF077812420 is “Waltz No. 2 in A flat major, Op. 34 No. 1 "Valse brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x13df51a76db5f7b8c1534cfd47e87dd06cb17cf36acd4536565d00e2bc1a8a57 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077812420.
Recording identifiers
- ISRC
- GBF077812420
- Title
- Waltz No. 2 in A flat major, Op. 34 No. 1 "Valse brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x13df51a76db5f7b8c1534cfd47e87dd06cb17cf36acd4536565d00e2bc1a8a57
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:f9c5f3a36935c7d02afcecb4246f8b2914247111217f9f4b1d1ad95a4da0a623- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077812420
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Waltz No. 2 in A flat major, Op. 34 No. 1 "Valse brillante" · Machine-readable JSON-LD