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Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA659753818
CopyrightID (CopyrightChains transaction hash)
0x3c9ae7f0fbce2a7238eb990052a603e15670ae2b6e5875a67082badc9839f83e
Copyright registration time
2026-07-06T09:16:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:d166dacb818cebd9a2e80581eff6fef765441d66de1a1f35c257792f7f56e5e1

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.