Campina Grande

Recording by Marcos Valle.

Recording identifiers

ISRC
BRSGL8100057
CopyrightID (CopyrightChains transaction hash)
0xa186b5f6929e6990603dac3a8dbaa8568754e8da50a66cf586a2ddd96a16c87a
Copyright registration time
2026-06-22T15:06:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:53640e2965e307895a732792257157634de6839f86d8e359041eeafa59d05fb7

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.