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Recording by Petr Muk.

Recording identifiers

ISRC
CZA230200340
CopyrightID (CopyrightChains transaction hash)
0x4c65ab0c66beabadb395fb20b8d206143810b8a0d5b40c77c8d5a1264904fe67
Copyright registration time
2026-07-07T19:39:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:732a93acd1502ac91d6e3dd0b7d0f828ab3729f32eabde94ad4e436df5bf1078

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.