Three Pieces: No. 3, Aire de Zamba (Arr. A. Romero)

Recording by Agustín Barrios Mangoré.

Recording identifiers

ISRC
USTE10318213
CopyrightID (CopyrightChains transaction hash)
0xc7fff718c60dab014362e257effb22beac3833d56b6261422188bd593b154ac6
Copyright registration time
2026-07-31T01:14:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:310ada6bfdb7f243e9df1c867a508af0dad3232e24e5851a14486e90b4e0c17b

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.