ISRC GBF078340415
Verified recording
GBF078340415 is “Mazurka in A-Flat Major, KK IVb/4. Poco mosso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x4c627ae48238d0697c9d5872cb7e90630ddb7a59b22be278406b83660499e9bb and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078340415.
Recording identifiers
- ISRC
- GBF078340415
- Title
- Mazurka in A-Flat Major, KK IVb/4. Poco mosso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x4c627ae48238d0697c9d5872cb7e90630ddb7a59b22be278406b83660499e9bb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:336e0174f2e23c4ba366c58f7272689f7beb746f83446746aa897dd7e9f976e9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078340415
- Bitcoin block existence check
- https://blockstream.info/api/block/959144
Full record
Track page: Mazurka in A-Flat Major, KK IVb/4. Poco mosso · Machine-readable JSON-LD