Holidays

Recording by León Larregui.

Recording identifiers

ISRC
MXUM72201953
CopyrightID (CopyrightChains transaction hash)
0xec31a9da40df81bb8cdd5bd7f18d570ec8dbac9d4476e69cd590a51e3858cda6
Copyright registration time
2026-06-05T08:17:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:ffe34ce2eb21d835e50107ee5a9a90ef9af42d3e47129959bd2453edd4161927

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.