Focus

Recording by Brown Bird.

Recording identifiers

ISRC
USQNL1500001
CopyrightID (CopyrightChains transaction hash)
0xff23a5f37e4a38584361041fd9193061aaba8eafa331594090afc0db30912603
Copyright registration time
2026-06-10T10:07:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:0e11452bc0555459f202144e4ab4c43bc52f89907a5a45984d95e473e52cc012

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.