ISRC DEF059205004
Verified recording
DEF059205004 is “String Quartet in G minor, HIII No. 33, Op. 20 No. 3: 4. Allegro di molto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x44d295c3848083a7b641ca8cec6d2c500b05cb07b8ac7523aa87a637d85271d5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205004.
Recording identifiers
- ISRC
- DEF059205004
- Title
- String Quartet in G minor, HIII No. 33, Op. 20 No. 3: 4. Allegro di molto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x44d295c3848083a7b641ca8cec6d2c500b05cb07b8ac7523aa87a637d85271d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ac7ea0d23355683556303ec1f258065ab9e12b0bc72db8cf332b1efd67b83ffd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059205004
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet in G minor, HIII No. 33, Op. 20 No. 3: 4. Allegro di molto · Machine-readable JSON-LD