No Sumaré

Recording by Chico César.

Recording identifiers

ISRC
BRCOH1500012
CopyrightID (CopyrightChains transaction hash)
0xa57479cf68b660d752efd458416c9b8140b1c60121fce9747c4c01a77fdc981b
Copyright registration time
2026-06-20T23:08:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:538e7a324fe43342f2bcc750f1db18d82cdd4a3002d67f67f765e60292938d29

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.