What It Takes

Recording by City Lights.

Recording identifiers

ISRC
QMUYR1100010
CopyrightID (CopyrightChains transaction hash)
0x774be9c14209372c24a62e7bba12ea90a4ae0b6b31555acf714c14316a355f38
Copyright registration time
2026-06-21T14:32:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a1b9b1b75faab6670fa7ec967c88d6d23cce458fe4a5ae6316f8974d1ca95111

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.