ISRC CZA169801088
Verified recording
CZA169801088 is “String Quartet No. 2 in B-Flat Major, B. 17: I. Allegro, ma non troppo” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0x57e6e19036a023fd136bb6de34af8864174354ac872e325fe5cae19ec88bc126 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA169801088.
Recording identifiers
- ISRC
- CZA169801088
- Title
- String Quartet No. 2 in B-Flat Major, B. 17: I. Allegro, ma non troppo
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0x57e6e19036a023fd136bb6de34af8864174354ac872e325fe5cae19ec88bc126
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:46c5373692d277a45af1967094c48451f2577644007c879b028f0d74fa7660c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA169801088
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: String Quartet No. 2 in B-Flat Major, B. 17: I. Allegro, ma non troppo · Machine-readable JSON-LD