YES-YES-YES

Recording by Off Course.

Recording identifiers

ISRC
JPTO08500280
CopyrightID (CopyrightChains transaction hash)
0x1dbc5ed932ad78ebfcdb264bee3490aea60ca6bde6ee961a77eb6eb4075166b4
Copyright registration time
2026-06-04T15:06:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3b7c44b944121142b8519e38a84050e56e644a95f3133a88542d754ab5bd09fe

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.