Gueixa

Recording by Serginho Madureira.

Recording identifiers

ISRC
BKORX2500048
CopyrightID (CopyrightChains transaction hash)
0xa57a84e4e13d4ef32e7269b155f65e8cca4099ef6de23f2a4b4d4296914636ab
Copyright registration time
2026-07-29T20:42:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:f25e69db204b22fbaa31ca9b7fe3e0b8555b5243ef555e2bac6c5a33c5a28c38

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.