ISRC GBLWD2005201
Verified recording
GBLWD2005201 is “Quartet, Op. 33 No. 4, Hob. III:40: I. Allegro Moderato” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x11831109d6a1cdf3ea745befc05de95407f85ffc569b7106c6cdbb4766c62ed7 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005201.
Recording identifiers
- ISRC
- GBLWD2005201
- Title
- Quartet, Op. 33 No. 4, Hob. III:40: I. Allegro Moderato
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x11831109d6a1cdf3ea745befc05de95407f85ffc569b7106c6cdbb4766c62ed7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:d2e17af6d6ea09631ab50f632e2a51cba9f9845cf1233323391b51092946e410- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005201
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Quartet, Op. 33 No. 4, Hob. III:40: I. Allegro Moderato · Machine-readable JSON-LD