ISRC CZA162201520
Verified recording
CZA162201520 is “Piano Trio No. 3 in F Minor, Op. 65, B. 130: II. Allegretto grazioso” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0x9b9bf3e276b8127d4240e1a3612cb5bac3e78419712e9f6d20961c3a9418b7f3 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201520.
Recording identifiers
- ISRC
- CZA162201520
- Title
- Piano Trio No. 3 in F Minor, Op. 65, B. 130: II. Allegretto grazioso
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0x9b9bf3e276b8127d4240e1a3612cb5bac3e78419712e9f6d20961c3a9418b7f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:906ca0f801d0f8eb5dcfd47405ff3563d8bc6d6c8a480eeb1dcd2c22b4011b7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201520
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Piano Trio No. 3 in F Minor, Op. 65, B. 130: II. Allegretto grazioso · Machine-readable JSON-LD