Até Pensei

Recording by Chico Buarque.

Recording identifiers

ISRC
BRSGL6800008
CopyrightID (CopyrightChains transaction hash)
0xc302e4b8f118dd1fe15b3961b0ae0598eb2f1cf1909b3b6a30d79a9d24e6457b
Copyright registration time
2026-06-23T10:16:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:555d912da631a9c0b919c0bf901265447fa977a0c1e38e1d8cfee737ea5174ef

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.