First Class International

Recording by Massiv.

Recording identifiers

ISRC
FR2X41802806
CopyrightID (CopyrightChains transaction hash)
0xdde28a1d530cd9c116ed8a661ea3a3a621fd42b32684bfea7ac2e4bed65f97bf
Copyright registration time
2026-07-30T01:41:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T02:05:19Z
Bitcoin block
960193
Canonical record hash
sha256:5152e26fecc4129319efe59549136c0ab51ae9e2cd55a89927a89ad62638808f

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.