Intro: ¿estás Ocupado?

Recording by Marcos Brunet.

Recording identifiers

ISRC
TCABD1298830
CopyrightID (CopyrightChains transaction hash)
0x9d6c4a6d13513517a705eb386ec32af6167d3b18cf95a1b1c5a12fa557a2718e
Copyright registration time
2026-06-08T18:46:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:e6b3b63b679c374b22136ad9619891e86038f7d05c3a135b32f269edc4707e02

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.