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
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:af6633a73364c1c6eae50e7ceb1f68adfc0f7092b1586dd0d58ee9d8a23b2f5f

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.