ISRC GBF078140413
Verified recording
GBF078140413 is “Mazurka in D Major, KK IVa/7” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x05d620a2139ad9845e5cfc8b741227bb3595a9d4fd2414f82ca8ed0120b648cc and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078140413.
Recording identifiers
- ISRC
- GBF078140413
- Title
- Mazurka in D Major, KK IVa/7
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x05d620a2139ad9845e5cfc8b741227bb3595a9d4fd2414f82ca8ed0120b648cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:8121ea1fa65bbf88fb5f23712e3b1e23b42b28b18f92e002fc25e972ef298f44- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078140413
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: Mazurka in D Major, KK IVa/7 · Machine-readable JSON-LD