Seu Lourenço no Vinho

Recording by Hamilton De Holanda.

Recording identifiers

ISRC
BR56L1300029
CopyrightID (CopyrightChains transaction hash)
0xe6d47a24345100b6043e10aa67113cce7cf3bcbcb018588d20c958c855b34d20
Copyright registration time
2026-07-30T08:44:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:8e135405bbfde36c13d2332b585af60f781a33a0cede8c3afa33073894763e8f

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.