Luiza

Recording by Antônio Carlos Jobim.

Recording identifiers

ISRC
CNUM71600013
CopyrightID (CopyrightChains transaction hash)
0x8b8f88f76bf2642c6df68f8745e198e588292f401f19f14b12765ae34bfa2439
Copyright registration time
2026-07-30T16:02:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:7e6bb33ec5888efffe29a8b10906f925d0adad2506fdd2a753a4369a9eb470ed

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.