ISRC GBLWD1401207

Verified recording

GBLWD1401207 is “Sonatina for Clarinet and Piano, H. 356: I. Moderato” by Bohuslav Martinů, registered on the CopyrightChains blockchain with CopyrightID 0xf670440f365e25a1062f37792e05a2c708680dd6393b379c615a2e033b696db3 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/GBLWD1401207.

Recording identifiers

ISRC
GBLWD1401207
Title
Sonatina for Clarinet and Piano, H. 356: I. Moderato
Artist
Bohuslav Martinů
CopyrightID (CopyrightChains transaction hash)
0xf670440f365e25a1062f37792e05a2c708680dd6393b379c615a2e033b696db3

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:34f5ae4a251f491b730357ffe9ce11ccdcc023b56e03b1888044dfd793d771fe
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1401207
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Sonatina for Clarinet and Piano, H. 356: I. Moderato · Machine-readable JSON-LD