City

Recording by 1stClass.

Recording identifiers

ISRC
QZK6N2333931
CopyrightID (CopyrightChains transaction hash)
0x13487618172add37a5576dcfc212898785fcb06e694af266b8281d5354920099
Copyright registration time
2026-07-07T21:23:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5880ca51a78c9442acd9b067165bd8d5545b1947bdafd9b51a07a53ff4ee70cb

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.