Cai Sereno, Cai

Recording by Silveira & Barrinha.

Recording identifiers

ISRC
BRMCD0900049
CopyrightID (CopyrightChains transaction hash)
0x601d31286c37ce3cbb2757b6c36d0eb9bbfc99cadb1ac146f80c238dfd3755f8
Copyright registration time
2026-06-25T00:33:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b503aa589bcafe873f06f260ea80bac2b32b8c1bf56a78cc2854bd2667b48eaf

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.