Una y Mil Veces

Recording by Defra.

Recording identifiers

ISRC
SE6HN2033931
CopyrightID (CopyrightChains transaction hash)
0x066c2f0978b5598e135716b310ad1c643c10ea2d7cef3eb289aa0a229ab2b4ca
Copyright registration time
2026-07-29T10:33:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:499ea7c78692fcda851f44d54f2f2ea59fe8bea9df18ceb152c13491509cd1fa

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.