Justo El 31

Recording by Francisco Rotundo.

Recording identifiers

ISRC
DEXO52482773
CopyrightID (CopyrightChains transaction hash)
0xa69d80ce7e876efca82792f7153020195e08c9ef9df98f32683f99b709e0818b
Copyright registration time
2026-06-21T12:48:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:431058b3a74a4098475c50986e9d3b588bf169ab9bc69e5ac8f382bb75e5950d

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.