Caja Negra

Recording by Fito Paez.

Recording identifiers

ISRC
ARF102200012
CopyrightID (CopyrightChains transaction hash)
0x7acc1c59f12dd9820a03701c45cf696d76ceec8d666a5dde74d0ef1860daee3a
Copyright registration time
2026-06-25T08:16:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6d98680802e120c3c2ea5f21447e3ce14432d45f2d7c4cc213e14b359873ea52

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.