ISRC JPT592210508
Verified recording
JPT592210508 is “憧れの黒髪の乙女~四畳半タイムマシンブルースVer.” by Michiru Oshima,
registered on the CopyrightChains blockchain with CopyrightID
0x81978a5053941706598be8d285e7921645372866412a6a265461bf694d44662e and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT592210508.
Recording identifiers
- ISRC
- JPT592210508
- Title
- 憧れの黒髪の乙女~四畳半タイムマシンブルースVer.
- Artist
- Michiru Oshima
- CopyrightID (CopyrightChains transaction hash)
0x81978a5053941706598be8d285e7921645372866412a6a265461bf694d44662e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:b5502407114e2d59bfcb6919ae88992c35668b65186c7085e9a91f861061b023- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT592210508
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 憧れの黒髪の乙女~四畳半タイムマシンブルースVer. · Machine-readable JSON-LD