Saudade

Recording by Silveira & Barrinha.

Recording identifiers

ISRC
BRMVP0200851
CopyrightID (CopyrightChains transaction hash)
0x356e385ad852e259b14134b1a50613ad0af45fae3524315c322b67b4b2e5c9d3
Copyright registration time
2026-07-06T21:05:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d20c2216db48b701867435d72dc346579bc62013a023222d9bc879ee0a3e8722

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.