Castle

Recording by Arc System Works.

Recording identifiers

ISRC
TCJPO2108561
CopyrightID (CopyrightChains transaction hash)
0x0bb8fb704b6c82c036997265ad275e683ab4431c7493d6e5dea8cd1430fdd3c3
Copyright registration time
2026-07-07T16:41:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:91420fe9b27753b17e8581222f6b1f0dc38dff8cc7405476633d7018b6b8f924

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.