ISRC FRUM72201102
Verified recording
FRUM72201102 is “Mazurka No. 40 In F Minor Opus 63 No. 2 - Edit” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb11fa575f69f0430a00ab5ceaf47c07a3f9815990a22da019472d70a73ee2683 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72201102.
Recording identifiers
- ISRC
- FRUM72201102
- Title
- Mazurka No. 40 In F Minor Opus 63 No. 2 - Edit
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb11fa575f69f0430a00ab5ceaf47c07a3f9815990a22da019472d70a73ee2683
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:70e6d04d9fd19ab1ab384718260a1d6febb60a6fb47335cf6cac47ba2cb5189c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72201102
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Mazurka No. 40 In F Minor Opus 63 No. 2 - Edit · Machine-readable JSON-LD