Kaprys polski - Polish Caprice

Recording by Grażyna Bacewicz.

Recording identifiers

ISRC
AUFFF1200095
CopyrightID (CopyrightChains transaction hash)
0x172891a97102a605d8f485d97ad6e17de64fc95bd7feb22b504e375147a8b3b1
Copyright registration time
2026-07-07T14:26:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9f84b8506c378a44f5eacdece1230836b2f0229a9f2480b1a8423cbeb2876962

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.