ISRC JPTO09019730
Verified recording
JPTO09019730 is “土曜日の恋, 日曜日の朝” by Mami Ayukawa,
registered on the CopyrightChains blockchain with CopyrightID
0x1d3f29e2e7985494943685dd6dadf2dfd364e6d733d0922e9bfbd68dea289ddd and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09019730.
Recording identifiers
- ISRC
- JPTO09019730
- Title
- 土曜日の恋, 日曜日の朝
- Artist
- Mami Ayukawa
- CopyrightID (CopyrightChains transaction hash)
0x1d3f29e2e7985494943685dd6dadf2dfd364e6d733d0922e9bfbd68dea289ddd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:12f33f57bcd11316a4c82344b762370fb26f78fb65069815dd3a60623477e944- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTO09019730
- Bitcoin block existence check
- https://blockstream.info/api/block/960334