Quintininho e Zé Maria

Recording by Sa & Guarabyra.

Recording identifiers

ISRC
BRELD0500086
CopyrightID (CopyrightChains transaction hash)
0x3dd2a91db4859c41e702a4a63cd7f2bc2b507e36b8f73b9b2426db99ab9209af
Copyright registration time
2026-07-06T23:42:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:cf3e1376ee50743dd9eff286e3687e4b4751e6da1c9bc7e17fefdbb289cbffac

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.