Marciano no Choro

Recording by Marcílio Lopes.

Recording identifiers

ISRC
BRRPL0600067
CopyrightID (CopyrightChains transaction hash)
0x6f596827449e708dda807c1d1d6256f28da15138e556f166f7bd9e0a8f023820
Copyright registration time
2026-07-31T00:12:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:23d24a43735b818d44c5d02ea1dafd015f428002560c6fd218e41b122ba15964

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.