ISRC QZX882312167
Verified recording
QZX882312167 is “(Grand Allegro 2) Grande Valse Brillante in Eb Major, Op18” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x64a297f37115cc95c1e43e46ea7c227500c9a6991e4bc36241d9cbb12fecd54b and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZX882312167.
Recording identifiers
- ISRC
- QZX882312167
- Title
- (Grand Allegro 2) Grande Valse Brillante in Eb Major, Op18
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x64a297f37115cc95c1e43e46ea7c227500c9a6991e4bc36241d9cbb12fecd54b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8fc96ca1dc6ca037734d7e43d303ac123df929d21122fb06d07af264fb4ec0ba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZX882312167
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: (Grand Allegro 2) Grande Valse Brillante in Eb Major, Op18 · Machine-readable JSON-LD