Pau que dá em Chico, dá em Francisco (Interlúdio)

Recording identifiers

ISRC

BKLL22400015

CopyrightID (CopyrightChains transaction hash)

0xe93ddd76c6fe01b06c2a1ff11f01d7de59aecc19fb5315d4c2d62f0fcb1c6822

Copyright registration time

2026-06-08T17:42:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-06-13T13:32:09Z

Bitcoin block

953520

Canonical record hash

sha256:05031eac494c0927ea47053af393eb94178f21bddadccee157574c2d489a9065

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.