ISRC CZA162201529
Verified recording
CZA162201529 is “Dumky for Piano Trio, Op. 90, B. 166: VI. Lento maestoso” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0x5e8e774e74c2dfbafea39920c1f167d99fae4234bba5d8e551156de734fdf505 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201529.
Recording identifiers
- ISRC
- CZA162201529
- Title
- Dumky for Piano Trio, Op. 90, B. 166: VI. Lento maestoso
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0x5e8e774e74c2dfbafea39920c1f167d99fae4234bba5d8e551156de734fdf505
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:73765ddb9320bca41a01c816a91a16edc6c502ec145c57468dab753a0bd19147- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201529
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Dumky for Piano Trio, Op. 90, B. 166: VI. Lento maestoso · Machine-readable JSON-LD