ISRC GBEYQ2179809
Verified recording
GBEYQ2179809 is “C:3 Mazurka, Op. 7 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x30f17c7d61ff5c1f0e0bc33b8efcda3bea3022b95080f5a459bf31853b701edf and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEYQ2179809.
Recording identifiers
- ISRC
- GBEYQ2179809
- Title
- C:3 Mazurka, Op. 7 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x30f17c7d61ff5c1f0e0bc33b8efcda3bea3022b95080f5a459bf31853b701edf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:da2ab1a0432f9686cf21119bb39fd3fda3dc5449eb07ccf85f1f4f7d6455b1cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEYQ2179809
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: C:3 Mazurka, Op. 7 No. 1 · Machine-readable JSON-LD