Un tango para el recuerdo

Recording by Jorge Maciel.

Recording identifiers

ISRC
CA5KR1800556
CopyrightID (CopyrightChains transaction hash)
0x30797e1332cd6c6a8200dfeb4379e4b3c9f8e2b032b69ec2a9ae3e28e1f3318b
Copyright registration time
2026-06-22T03:06:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:72f1fafbaa9256c22c00ce768f8b1334462ffe06a23eaed1086a3d273d8c8d9b

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.