Saudade Disfarçada - Ao Vivo

Recording by Matheus Fernandes.

Recording identifiers

ISRC
BCDE52100038
CopyrightID (CopyrightChains transaction hash)
0xa598c4ac9f5518494c94795ceecda18406753e1187bfab366ede28d3e0e3e34b
Copyright registration time
2026-06-25T16:03:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:6909e808e3a3bf2026b3dad986658f4ff872ff12d3fe34e53810478b3886d7da

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.