Da Taça

Recording by Chico César.

Recording identifiers

ISRC
BRCOH1500006
CopyrightID (CopyrightChains transaction hash)
0x73efd6af74bba1a8d8d5fbe36a25dfe689298a87496d0fe163ad0ec2a0d25ada
Copyright registration time
2026-06-07T19:24:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:65b991b0d216521ba65bbd5f1055438c5a5c7d309a3e93fea4565b936cf500b4

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.