ISRC GBAYC0500880

Verified recording

GBAYC0500880 is “Martinů: Duet for Violin and Cello No. 2: I. Allegretto” by Bohuslav Martinů, registered on the CopyrightChains blockchain with CopyrightID 0x19ab48f2d6014567a412f89a86f694b143c00831a5a048ebb76f7707e6129978 and independently timestamped in Bitcoin block 960187 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500880.

Recording identifiers

ISRC
GBAYC0500880
Title
Martinů: Duet for Violin and Cello No. 2: I. Allegretto
Artist
Bohuslav Martinů
CopyrightID (CopyrightChains transaction hash)
0x19ab48f2d6014567a412f89a86f694b143c00831a5a048ebb76f7707e6129978

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T01:34:28+00:00
Bitcoin block
960187
Canonical record hash
sha256:a89c3fe71d925c39f139ac7dc23c4270d06b2ff0e734174d21133e7df4bf9fac
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500880
Bitcoin block existence check
https://blockstream.info/api/block/960187

Full record

Track page: Martinů: Duet for Violin and Cello No. 2: I. Allegretto · Machine-readable JSON-LD