ISRC CZA162201524
Verified recording
CZA162201524 is “Dumky for Piano Trio, Op. 90, B. 166: I. Lento maestoso” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xabb0dce84dbd0681851694a50548073d2c96d3556cb029428dba543e46c4c983 and independently timestamped
in Bitcoin block 960277 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201524.
Recording identifiers
- ISRC
- CZA162201524
- Title
- Dumky for Piano Trio, Op. 90, B. 166: I. Lento maestoso
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xabb0dce84dbd0681851694a50548073d2c96d3556cb029428dba543e46c4c983
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:10:47+00:00
- Bitcoin block
- 960277
- Canonical record hash
sha256:7c9bffcdbbf6ca316f8ee3fe6015c2c43237946f35c66ca5b3f202a284ece953- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA162201524
- Bitcoin block existence check
- https://blockstream.info/api/block/960277
Full record
Track page: Dumky for Piano Trio, Op. 90, B. 166: I. Lento maestoso · Machine-readable JSON-LD