Ledger verification
Public tenders Unknown
令和8年度国設大気環境測定所（東京・野田・飛島）一酸化炭素濃度計更新業務
- Item ID
- bid:kkj:c2vhcmnol3bfcg9ydgfslziwmjyvmdkvmjaynja5mthfnzkzntck
- First observed
- 2026-09-18T23:00:43.553Z
- Source
- https://www.p-portal.go.jp/pps-web-biz/UAA01/OAA0101 ↗
Hash-chain verification
Unknown
Events checked: 0
signing secret not configured
External anchor (daily root-hash)
Not configured (no anchor comparison on this deployment)
Event history
- appeared
abbfc090ab2a693909a9616121c36c57c905404c2448770fcc927d7a612b872b
- delisted
e0a513633c5250e9573d81f02815dc3b3d795fee7668b16b00eac3c05621d244
The hash-chain proves records were not altered after being recorded here; it does NOT verify the truth of the underlying source data.