ISRC GBLWD1600709

Verified recording

GBLWD1600709 is “Špalíček Suite No. 1, H. 214a: V. The Wedding Polka” by Bohuslav Martinů, registered on the CopyrightChains blockchain with CopyrightID 0xe4e188348260abc01ec0d3f381ca2afd59f4f864d79627ff5997ebbbfc6eb2da and independently timestamped in Bitcoin block 960247 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600709.

Recording identifiers

ISRC
GBLWD1600709
Title
Špalíček Suite No. 1, H. 214a: V. The Wedding Polka
Artist
Bohuslav Martinů
CopyrightID (CopyrightChains transaction hash)
0xe4e188348260abc01ec0d3f381ca2afd59f4f864d79627ff5997ebbbfc6eb2da

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33+00:00
Bitcoin block
960247
Canonical record hash
sha256:7910abe07cae102e4acc7714438866b307f189e39595980b1f3128929b97c07f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1600709
Bitcoin block existence check
https://blockstream.info/api/block/960247

Full record

Track page: Špalíček Suite No. 1, H. 214a: V. The Wedding Polka · Machine-readable JSON-LD