Itapoã

Recording by Dori Caymmi.

Recording identifiers

ISRC
BRRGE1300051
CopyrightID (CopyrightChains transaction hash)
0x154df74d982e121514e182a1f2744125efe02a4205ca0105172649af243a328c
Copyright registration time
2026-06-11T12:45:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:142ab4c67d2ec514988df8338dd085825ac1c69248da59718c281ee6c17c2512

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.