Trincheira

Recording by Zé Nigro.

Recording identifiers

ISRC
BRQ8A2400002
CopyrightID (CopyrightChains transaction hash)
0xf0c4ce0c14be1b6447779e4f61ece380a39a42d5cbb34437166436b1d6552cb1
Copyright registration time
2026-07-30T22:33:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:b971b02ff710c754a36394bf81ed297a4e9d6cbeb00b1aed13bf20d39f380508

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.