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Recording by Lucie Bílá/Hana Zagorova.

Recording identifiers

ISRC
CZA231100072
CopyrightID (CopyrightChains transaction hash)
0x6a07657162f0fef8765aa9c2919b13c08956d0c5e32e7e9ced5f6b8180e2d5b3
Copyright registration time
2026-07-06T23:46:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:02eb9496c4a8c12f1359d450f31205cb6bdf5b7e8c01eba99ea3f69c43b44042

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.