The Circle

Recording by Chihei Hatakeyama.

Recording identifiers

ISRC
USY6C2034212
CopyrightID (CopyrightChains transaction hash)
0xec061f85e79488da11ad46a3a4d739f294fcef3a13593459857be5493a642495
Copyright registration time
2026-06-23T06:13:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:8cadbd51ae3da2b23eae1e4e0c90c65ed6f6280f56827587b49040f258e8cafb

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.