El mate amargo

Recording by Hector Pavez.

Recording identifiers

ISRC
GBCKG0601347
CopyrightID (CopyrightChains transaction hash)
0x7293bd27de0eb5c4caac64ba9154a6a11dba16d58df8170d3578620c3965cd57
Copyright registration time
2026-06-19T18:14:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:7f3943a310ddd41e61860ba6fb7166f89106bf8bb05f35a55661e1790830ddd1

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.