Un Tango Para El Recuerdo

Recording by Osvaldo Pugliese.

Recording identifiers

ISRC
ARF049700693
CopyrightID (CopyrightChains transaction hash)
0x03177d793c87775b5574110c47600249c8e3f9213ca520267d2907424b2609e7
Copyright registration time
2026-06-27T15:57:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ea1866caa790190f7cb0b78aa677e9af7aba73659fec5f81ecbbd1763588e206

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.