Azul Blues Azul

Recording by Alejandro Lerner.

Recording identifiers

ISRC
ATF039400511
CopyrightID (CopyrightChains transaction hash)
0x5d668e8e63eb660ab736e15cfe703b14a4ca03cefa3a325e48d50cc415931dd8
Copyright registration time
2026-07-31T00:25:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:16e4b976cb8815a920d7066e67149fd9d6a48b5c0b390ed13d0b964c13d83e76

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.