Černošský Ghetto

Recording by Karel Zich.

Recording identifiers

ISRC
CZA140200199
CopyrightID (CopyrightChains transaction hash)
0x25b7adbf8cddfae39637ac2e2914a6c908735f8ab50c4ee73d7ac2636ed4fa69
Copyright registration time
2026-06-23T11:03:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6ac5388ed17474a83c373e33fa5a6bb7e97536cab73c242611ecc6a4c8a94435

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.