ISRC CZA168301518
Verified recording
CZA168301518 is “Romantic Pieces, Op. 75, B. 150: No. 1 in B-Flat Major, Allegro moderato” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0x43040e79f6924385ee3a6f1bf1a6a3986365617f8850dc3c8554e552a0f0f7c4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168301518.
Recording identifiers
- ISRC
- CZA168301518
- Title
- Romantic Pieces, Op. 75, B. 150: No. 1 in B-Flat Major, Allegro moderato
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0x43040e79f6924385ee3a6f1bf1a6a3986365617f8850dc3c8554e552a0f0f7c4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e6cc01f36b6eeb3eb46d12cf95baa014cd12b892e2ba6850eb647b8fe26c018b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168301518
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Romantic Pieces, Op. 75, B. 150: No. 1 in B-Flat Major, Allegro moderato · Machine-readable JSON-LD