Oi

Recording by Marcos Valle.

Recording identifiers

ISRC
QM9K31201487
CopyrightID (CopyrightChains transaction hash)
0x90c7625e51c914e0670d8ded3e831d8e5fbef5357af46d4dd5c84897728e4c7e
Copyright registration time
2026-06-09T22:40:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:2b37751ff418f9590b5a49f55a2fc63ba17d1acf245a415868dbbb9d160d1813

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.