City Hall

Recording by Aaron Zigman.

Recording identifiers

ISRC
USNLR0800101
CopyrightID (CopyrightChains transaction hash)
0xe4f53c83d50380c3f38908f4dd1aebe4fddce51005edb41e488b71ecf414db05
Copyright registration time
2026-07-06T02:08:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:f248933657a46975d30a1f5dda4d4c6ada4408b32ecff4365ca5d098b769a1c6

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.