Zima, Zima, Zima, Zima

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA167500132
CopyrightID (CopyrightChains transaction hash)
0x8ad11fc83b8b663b8b2dd56e78e531cd9de0ba9e02ad18e1760591301c63aaaa
Copyright registration time
2026-06-08T13:37:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:def5c7872ccc24d9e94fd4d36073a0c33efd39c6d6254109451fc8c7278fb88e

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.