Cambiao

Recording by Cyril Kamer.

Recording identifiers

ISRC
ES71G2123829
CopyrightID (CopyrightChains transaction hash)
0xd7c180ee570f655cccbccbd31ddf56b6ddb9ea2ae2d19cc5a2664780d3720216
Copyright registration time
2026-06-26T14:59:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:acd8b8b49f4b599126d7d861a7c27d1d3c823121ec9cdf190ec55da57c1b24e5

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.