Sinal de Caim

Recording by João Bosco.

Recording identifiers

ISRC
BRBMG0900096
CopyrightID (CopyrightChains transaction hash)
0xe3365301dd43020ac4fedf099b1a457729332b0f6112a7fdc77fd357f3c2268c
Copyright registration time
2026-07-06T07:58:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:04:01Z
Bitcoin block
957046
Canonical record hash
sha256:ba2c22499ee67d5e505501d0676015a3f3bcbe8b705b381120ddfc3f4f8c825c

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.