Los Dos Amigos

Recording by Grupo Marca Registrada.

Recording identifiers

ISRC
USDXS2014299
CopyrightID (CopyrightChains transaction hash)
0xb4b21dd9bafdf8c68fbf7906121002edc8649d6fb3ab44765f6d1835154cc513
Copyright registration time
2026-06-24T02:16:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:469d7c3bd9ee1e4c9c2cfb6f7f7b9413ec7042afab88c449ed32e084e5b2e353

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.