Cityscape - Land Spread Up North

Recording by Yuzo Koshiro.

Recording identifiers

ISRC
JPK651401705
CopyrightID (CopyrightChains transaction hash)
0xb79d592a0ef0f78ec4da3e1a402e2c52d694dbcf8d6ceb8396d2bfa22c897a61
Copyright registration time
2026-07-06T10:01:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T09:18:01Z
Bitcoin block
957020
Canonical record hash
sha256:87c1df241649ed18b0c4bbdaf51fef50f66cc1144776cbeb8a2b201dc5c6f351

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.