ISRC GBLWD2005109
Verified recording
GBLWD2005109 is “Quartet, Op. 33 No. 3, Hob. III:39: I. Allegro moderato” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x678fc4ad2fdcbb6c6e0705c042cde1c49048fce9a0ad0d315bd7c6f6685e6e6b and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005109.
Recording identifiers
- ISRC
- GBLWD2005109
- Title
- Quartet, Op. 33 No. 3, Hob. III:39: I. Allegro moderato
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x678fc4ad2fdcbb6c6e0705c042cde1c49048fce9a0ad0d315bd7c6f6685e6e6b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:26378ac7c0d4fe2d139f1984b900b6f6e58bed9b6b12d4ec58527aadb1bbc669- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2005109
- Bitcoin block existence check
- https://blockstream.info/api/block/960344
Full record
Track page: Quartet, Op. 33 No. 3, Hob. III:39: I. Allegro moderato · Machine-readable JSON-LD