9 De Julio

Recording by Héctor Varela y su Orquesta Típica.

Recording identifiers

ISRC
ARF109901911
CopyrightID (CopyrightChains transaction hash)
0xc6b610dd028eaa0e874c7c255814c8f1b0a5cb5bed3567ee5e121c30e2a46050
Copyright registration time
2026-07-07T07:04:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b4a8bfe92a3e4db6cc14984e809ea8f30e31cbd77894552bdd7b53f89b13e37a

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.