Milonga del Don

Recording by Juan Villarreal.

Recording identifiers

ISRC
QMFMG1564845
CopyrightID (CopyrightChains transaction hash)
0x39b607a79905790e3ad99f474bd190e491db1d2cf1ca9f2e72c05f8719cbacdb
Copyright registration time
2026-06-18T07:41:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4ea0d5f95079ae1583f4c65fbbe0a25fefd7b7d05edb774904a4b2da6febd71a

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.