C.N.I.

Recording by Machuca.

Recording identifiers

ISRC
CLBB20000299
CopyrightID (CopyrightChains transaction hash)
0xb6020ab38675e06eb8389aab67936231ddeb706f9af025e91cc84b69076ccc75
Copyright registration time
2026-06-08T15:35:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:1cdb5c1207a60dd13fed6b861cf96912f900799ca84a465aaffbf0fbb73de72f

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.