Mayday

Recording by Lenka Dusilová.

Recording identifiers

ISRC
CZA161401728
CopyrightID (CopyrightChains transaction hash)
0xcdc2a2e15a515a2cf53c0651e5df4e3f14a24dcb7187ef5dc1141890769afc52
Copyright registration time
2026-07-07T10:20:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:c0ad04a8593645fc49db7f4e40f9b7b396e91ad8f9bcc60a8565fe06c53e1c68

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.