Quem Mandou Duvidar

Recording by Jorginho Pessanha.

Recording identifiers

ISRC
BRLEO2400558
CopyrightID (CopyrightChains transaction hash)
0x36eaaad0b43255d2eb564a052220600c7f67bb8e77ebb36db0b8c9f95e0df5a9
Copyright registration time
2026-07-30T08:33:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:cf968792ea996941055378499f27ff8c2dec1d9049a04feeed082ccb7b05868a

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.