Rio de Janeiro

Recording by Åge Aleksandersen.

Recording identifiers

ISRC
NOGNA0601050
CopyrightID (CopyrightChains transaction hash)
0x4ba8688a4a300ee2345e7347ee09c0418561276edc3b66c3e3886de609b72dad
Copyright registration time
2026-06-26T14:18:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c41fb71812e3cba751efde968517df69ba151035932e9f7e64e5b8c88867662a

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.