ISRC DEA809311300
Verified recording
DEA809311300 is “Wieniawski: Polonaise de concert in D Major, Op. 4” by Henryk Wieniawski,
registered on the CopyrightChains blockchain with CopyrightID
0x64479fb83465b20a7fd65f89fbf36d771cd2f53a9f32b3957d4c447f695862ee and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809311300.
Recording identifiers
- ISRC
- DEA809311300
- Title
- Wieniawski: Polonaise de concert in D Major, Op. 4
- Artist
- Henryk Wieniawski
- CopyrightID (CopyrightChains transaction hash)
0x64479fb83465b20a7fd65f89fbf36d771cd2f53a9f32b3957d4c447f695862ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:53ce81118373cc42e81fb347b1183897d04a2ffb7ec36a6e1bd12bbf978d6ecf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809311300
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Wieniawski: Polonaise de concert in D Major, Op. 4 · Machine-readable JSON-LD