Buscando Guayaba

Recording by Rubén Blades.

Recording identifiers

ISRC
USMC31200034
CopyrightID (CopyrightChains transaction hash)
0xdd9c90c2d209f238d1ab33f4367bc6a9471b9acf8c5879af107def5dfa418db3
Copyright registration time
2026-06-21T15:43:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a42a75b35e329b8e64a61ecb68bb13dc850a2175b73f4cda3a38c332ecb6fcbf

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.