ISRC GBLWD2005209

Verified recording

GBLWD2005209 is “Quartet, Op. 33 No. 6, Hob. III:42: I. Vivace assai” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0x45c38e6875a33a34b61a5840ea6582826cef40abad061eeefbe4050be69c3e80 and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005209.

Recording identifiers

ISRC
GBLWD2005209
Title
Quartet, Op. 33 No. 6, Hob. III:42: I. Vivace assai
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0x45c38e6875a33a34b61a5840ea6582826cef40abad061eeefbe4050be69c3e80

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:994c550de6bd82026f79400c725915682b5b483fff3313f3ec34d43578f512be
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005209
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Quartet, Op. 33 No. 6, Hob. III:42: I. Vivace assai · Machine-readable JSON-LD