ISRC GBUM72406162
Verified recording
GBUM72406162 is “Mazurka No. 35 in C Minor, Op. 56 No. 3 - Excerpt” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x22cebf4f1925b373a03395f5bc65e0c0256c0cf148a912287459265b9d99010d and independently timestamped
in Bitcoin block 960145 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72406162.
Recording identifiers
- ISRC
- GBUM72406162
- Title
- Mazurka No. 35 in C Minor, Op. 56 No. 3 - Excerpt
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x22cebf4f1925b373a03395f5bc65e0c0256c0cf148a912287459265b9d99010d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:13:37+00:00
- Bitcoin block
- 960145
- Canonical record hash
sha256:5773bb1d507a59ec09de937b55934bf50bb8712b77decc820a5176b50b4f497e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72406162
- Bitcoin block existence check
- https://blockstream.info/api/block/960145
Full record
Track page: Mazurka No. 35 in C Minor, Op. 56 No. 3 - Excerpt · Machine-readable JSON-LD