Rio Amazonas

Recording by Dori Caymmi.

Recording identifiers

ISRC
BRRPL1901001
CopyrightID (CopyrightChains transaction hash)
0xaecfc97126baabab09893c60426eafd8a5b6c766ef5b46ae06d40f9c2cc69859
Copyright registration time
2026-07-06T18:55:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:0d9a9d6250d9df581686bdd4f5510c762bbc5bce590fb3f23222b9334ceef521

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.