Two Words

Recording by Rio Bossa Trio.

Recording identifiers

ISRC
FRX202327477
CopyrightID (CopyrightChains transaction hash)
0xfb1d210525828f71429f42ea117fa49264d6d46d09c0fc124addfc52296234f7
Copyright registration time
2026-07-30T11:21:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:06:10Z
Bitcoin block
960254
Canonical record hash
sha256:c037ed6e47e16cb50ef596ae773112a92da5c6c9c99185d59d328376fe72566b

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.