ISRC GBAYC7800374
Verified recording
GBAYC7800374 is “Wienawski: Polonaise brillante No. 2 in A Major, Op. 21” by Henryk Wieniawski,
registered on the CopyrightChains blockchain with CopyrightID
0x570c99dbcfd82110d53de95951f46c03992c6e35a8eb30f7d089b2c2afa8510c 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/GBAYC7800374.
Recording identifiers
- ISRC
- GBAYC7800374
- Title
- Wienawski: Polonaise brillante No. 2 in A Major, Op. 21
- Artist
- Henryk Wieniawski
- CopyrightID (CopyrightChains transaction hash)
0x570c99dbcfd82110d53de95951f46c03992c6e35a8eb30f7d089b2c2afa8510c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7afca8eb54bfed7ca302cd9ee52dad41a1a397535e07fa5e6c0b786f0ffbb48d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC7800374
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Wienawski: Polonaise brillante No. 2 in A Major, Op. 21 · Machine-readable JSON-LD