ISRC GBBBC2200449
Verified recording
GBBBC2200449 is “Café 1930 (Arr. Horsch for Recorder and Guitar)” by Astor Piazzolla,
registered on the CopyrightChains blockchain with CopyrightID
0x420120d4c88a43f47cf53af444c690da9ef7bdd6ae48e4016ccd784f7d913040 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200449.
Recording identifiers
- ISRC
- GBBBC2200449
- Title
- Café 1930 (Arr. Horsch for Recorder and Guitar)
- Artist
- Astor Piazzolla
- CopyrightID (CopyrightChains transaction hash)
0x420120d4c88a43f47cf53af444c690da9ef7bdd6ae48e4016ccd784f7d913040
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:c554e1bd168cfc70a5a553954e719a74a11e145d06b8b619d452ae346c7e7164- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2200449
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Café 1930 (Arr. Horsch for Recorder and Guitar) · Machine-readable JSON-LD