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Recording by Petra Janů.

Recording identifiers

ISRC
CZA168700593
CopyrightID (CopyrightChains transaction hash)
0xb7db25b2403332f895e51b003114cd6457b10621980ff056354e7cae3afc40dd
Copyright registration time
2026-07-31T13:20:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:6fbf5978684a389120fad8012bafb7dd5789799d7b6c744b952cd4f98f3bc8e2

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.