There's A Key - Extended Version

Recording by 2 Brothers On The 4th Floor.

Recording identifiers

ISRC
NLA249600297
CopyrightID (CopyrightChains transaction hash)
0xd3354c36b228bc4d29773c42c99cee55f9a7b3b9ede40c4753997713bdfdb5af
Copyright registration time
2026-07-06T01:09:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57Z
Bitcoin block
956856
Canonical record hash
sha256:a35251a779204917fa9ace4ad9951db131ad5020f2fced4389e988b1d00878f4

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.