Tango de Lengue

Recording by Adriana Varela.

Recording identifiers

ISRC
ARG601102236
CopyrightID (CopyrightChains transaction hash)
0xb404c138bf8271f054050410a5f43c822c80d795fb5cf6266d20a706724fca60
Copyright registration time
2026-07-29T14:56:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T15:22:21Z
Bitcoin block
960121
Canonical record hash
sha256:c7efb9cf3b10c96cb0d339bfbd45a625d90707e33e431a9e1764d35fe7b44c4d

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.