Milonga Más Triste

Recording by Alfredo Zitarrosa.

Recording identifiers

ISRC
ARF100400557
CopyrightID (CopyrightChains transaction hash)
0x0d3e1913ea062c67d846957b1d544654480b2fc238b89f35b7c63337dd0f19ad
Copyright registration time
2026-06-17T05:42:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fd6f243827c0e7c0788be0bae0877a3dce49cf41271b269c672c5153f19b60eb

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.