ISRC GBLWD2406301
Verified recording
GBLWD2406301 is “Trumpet Concerto in B-Flat Major, Op. 94: I. Etudes” by Mieczysław Weinberg,
registered on the CopyrightChains blockchain with CopyrightID
0x9a28be85366aad4b23c7409ae13185a8f8245413f4aa7fc9a621f69d81bea2fb and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2406301.
Recording identifiers
- ISRC
- GBLWD2406301
- Title
- Trumpet Concerto in B-Flat Major, Op. 94: I. Etudes
- Artist
- Mieczysław Weinberg
- CopyrightID (CopyrightChains transaction hash)
0x9a28be85366aad4b23c7409ae13185a8f8245413f4aa7fc9a621f69d81bea2fb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:8a60fbf14267a61a221d84bb3eb045f3f2e1867c55cd0414ef854354c4d6f08e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2406301
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Trumpet Concerto in B-Flat Major, Op. 94: I. Etudes · Machine-readable JSON-LD