DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST DEO Award a ₱2.8M contract to KENBE CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
c81815b39e8bc21e76e090dd376ae07e9b5a2e3b49e14ba7412ebe11e1b4e383
Status:
Included and unchanged
Block:
#3,096 2,917 blocks after it
Position in block:
Transaction 143 of 169
Award day:
Jun 7, 2017 (9 yrs 5 mo ago)
Value:
₱2,832,668.14
Project:
17RB0085
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,096 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Outside Infra - GAA 2017 DA FMR", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST DEO awarded it to KENBE CONSTRUCTION & SUPPLY on 2017-06-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17RB0085: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2017-08-15). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored c81815b39e…b4e383now …
- 2. Block Merkle root changedstored a16b383803…dc8ab6now …
- 3. Block #3096 hash changedstored f4b70c5a43…fa9e34now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 168 records. Each step hashes the current value together with the sibling shown.
- leaf c81815b39e8bc21e76e090dd376ae07e9b5a2e3b49e14ba7412ebe11e1b4e383
- 01 L c72e680dd3c16a275f8342d338a96abadc5c3bea3ba638609742d17c2cc02d2b
- 02 L b8a579d2a98efed7bb5f1eede8b97875c14189e94aa11bfaf215d224669b1a7c
- 03 L 88dadd7fa251c269b26c1a29948906a2641d7b92f4607985cf2fb148df94d874
- 04 L 21e5721b6a0833d3e2042f4279b77e568996a20d29cbd89e5cc4f112555244ab
- 05 R 6fc9b44c87c815fd0d4a7f77ba409f237f7184ace4a287e82a959a4901b737d1
- 06 R e8a86f663f9bbcf64191d1e2a1bd29a43cbbfc512ac8746e05c8f14ba834cc76
- 07 R d494432ade771708adb3ca1931eff7e01f947eeebd76761e9422722ea9963f08
- 08 L bb21118622d747edafff78328c4dec5196306d79dbed02d4a622b94acb28b566
- root a16b383803f825321a32d1cb330d411d943e384d59b2b095b49fd157dbdc8ab6