Céu e Mar

Recording by Johnny Alf.

Recording identifiers

ISRC
BRBMG6400050
CopyrightID (CopyrightChains transaction hash)
0xdc0d26a4a55dd42a4d5da80680b43a848e13548b199491ef859c12402743b338
Copyright registration time
2026-07-06T10:14:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:50:38Z
Bitcoin block
957075
Canonical record hash
sha256:5dc2ba9f3cac9304804986da80e93b76a8f9edc45c1c752ba0187f9a2f29d49d

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.