ISRC QMFMF1471427
Verified recording
QMFMF1471427 is “Nocturne” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb679002d079019e2665907a32076d4567d5edfeaee5b8bfd67869c5d5cb3e022 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF1471427.
Recording identifiers
- ISRC
- QMFMF1471427
- Title
- Nocturne
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb679002d079019e2665907a32076d4567d5edfeaee5b8bfd67869c5d5cb3e022
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:565935988ad4337e2d0d6c5da036a8519c83ebcf59ccc38c24025b3bd806d492- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF1471427
- Bitcoin block existence check
- https://blockstream.info/api/block/960397