ISRC GBBBA1800135
Verified recording
GBBBA1800135 is “Sinfonietta, JW 6/18: 2. Andante - Allegretto” by Leoš Janáček,
registered on the CopyrightChains blockchain with CopyrightID
0x56752ff8327967e9dae3b178b8bd26cce8b8cccdd1f7c649457fb2d75edf3e65 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800135.
Recording identifiers
- ISRC
- GBBBA1800135
- Title
- Sinfonietta, JW 6/18: 2. Andante - Allegretto
- Artist
- Leoš Janáček
- CopyrightID (CopyrightChains transaction hash)
0x56752ff8327967e9dae3b178b8bd26cce8b8cccdd1f7c649457fb2d75edf3e65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:67747c6864dd62c28db0aaf1b52472660beb53a9bf11e466cfbc5db7ee610914- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800135
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Sinfonietta, JW 6/18: 2. Andante - Allegretto · Machine-readable JSON-LD