El vals de las mandevillas

Recording by Juan Luis Guerra 4.40.

Recording identifiers

ISRC
QM8962400141
CopyrightID (CopyrightChains transaction hash)
0x438a1bc4e7ece0e0f523970f3d92a2b3b3eb50b9ab2ffd33cb5bbdc4bfe98dca
Copyright registration time
2026-06-17T22:26:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:61097524b95366f59740d86a7d4ef3afe9d0383bbda02975b67062309854c642

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.