Cansei de Ilusão

Recording by Nana Caymmi.

Recording identifiers

ISRC
BRWMB9802650
CopyrightID (CopyrightChains transaction hash)
0x7ac198ba50f4c4529795a964ad735050fe52961cb7d75c191326cb6f4c73268d
Copyright registration time
2026-07-22T16:28:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T16:43:41Z
Bitcoin block
959155
Canonical record hash
sha256:59f6598e2d31eba3c61570a2c47f255004905a3cd97739dfe6b6b3fe05bdeeda

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.