ISRC GBJZY0900111
Verified recording
GBJZY0900111 is “Violin Sonata No. 4, Op. 39: I. Adagio” by Mieczysław Weinberg,
registered on the CopyrightChains blockchain with CopyrightID
0xd92b01cedbd34ddcd15ee72e6d9656bf675248ebda0d5d511742de1f055dd1d3 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBJZY0900111.
Recording identifiers
- ISRC
- GBJZY0900111
- Title
- Violin Sonata No. 4, Op. 39: I. Adagio
- Artist
- Mieczysław Weinberg
- CopyrightID (CopyrightChains transaction hash)
0xd92b01cedbd34ddcd15ee72e6d9656bf675248ebda0d5d511742de1f055dd1d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:6f848a5ab61ad642a2eac2f91d60abe1d16a58402ff7211d7b2dc29f0683ca14- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBJZY0900111
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Violin Sonata No. 4, Op. 39: I. Adagio · Machine-readable JSON-LD