ISRC CZA160900057

Verified recording

CZA160900057 is “Charakterstücke, Op. 3, JB 1:65: No. 1, An Robert Schumann” by Bedřich Smetana, registered on the CopyrightChains blockchain with CopyrightID 0xf44f677db755c82a038c9d2ce74407f15ddc4841fe6a5ca290939cd0ffcb1d38 and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900057.

Recording identifiers

ISRC
CZA160900057
Title
Charakterstücke, Op. 3, JB 1:65: No. 1, An Robert Schumann
Artist
Bedřich Smetana
CopyrightID (CopyrightChains transaction hash)
0xf44f677db755c82a038c9d2ce74407f15ddc4841fe6a5ca290939cd0ffcb1d38

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:5ab68a88d853d279e367b3e15b9432ea0030cb0ff312e55d97ceb1c5e671ffa1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160900057
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Charakterstücke, Op. 3, JB 1:65: No. 1, An Robert Schumann · Machine-readable JSON-LD