Canto De Obá

Recording by Dorival Caymmi.

Recording identifiers

ISRC
BREMI7200497
CopyrightID (CopyrightChains transaction hash)
0xbe695edfc88ea2a730405c4e0c08745f05392a8dac2579b4b7eeac2806f9a208
Copyright registration time
2026-06-22T10:31:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f9601e0e06163469641c1a961ee17ed2d397c641fe56a4a1921a522d72912d9a

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.