ISRC QZFHU1900013
Verified recording
QZFHU1900013 is “Waltz in E Minor (Arr. C Ferreira)” by Vladimir Rebikov,
registered on the CopyrightChains blockchain with CopyrightID
0x0d336f04e067b5bf552e6f5610fecf0c450ef352e3e9cefedf41b1a14835d96c and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFHU1900013.
Recording identifiers
- ISRC
- QZFHU1900013
- Title
- Waltz in E Minor (Arr. C Ferreira)
- Artist
- Vladimir Rebikov
- CopyrightID (CopyrightChains transaction hash)
0x0d336f04e067b5bf552e6f5610fecf0c450ef352e3e9cefedf41b1a14835d96c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:1c5863dc05d0d8b1f305295599608664200e4561ae13f6e10485923f0ae04b3e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFHU1900013
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Waltz in E Minor (Arr. C Ferreira) · Machine-readable JSON-LD