Esa Tristeza

Recording by Ruben Rada.

Recording identifiers

ISRC
UYM121103128
CopyrightID (CopyrightChains transaction hash)
0x8ef07239456ab335e047c642c4d5239e3ce3864adee522d0516663dea9096a32

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:09:33Z
Bitcoin block
960302
Canonical record hash
sha256:16c5fab29afde62d3943cc30d73f5fe6c588116426d8b633785d9028520181a5

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.