O Gato E O Canário

Recording by Pixinguinha.

Recording identifiers

ISRC
BRBMG4900032
CopyrightID (CopyrightChains transaction hash)
0x024aec3cc27f9cbacf7f79ddd83ebe7c48d8cf0638d7ac655811a27c2854a5cc
Copyright registration time
2026-07-06T06:19:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:81caa269fcb99c8911a39083d2bdf98c77d6d4424d9cc65339c32f3448130762

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.