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 - ZAMBALES 1ST DEO Award a ₱9.3M contract to E.R. DELA CRUZ CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
d35a6dbcdd70b14d0ca12596a9a8beedee5ff47123cd9ddb44c1c345cac2b2b1
Status:
Included and unchanged
Block:
#3,090 2,923 blocks after it
Position in block:
Transaction 149 of 181
Award day:
May 31, 2017 (9 yrs 5 mo ago)
Value:
₱9,264,000.00
Project:
17CL0097 - Construction of Slope Protection
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 #3,090 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 "Regular Infra - GAA 2017 MFO-2", 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 - ZAMBALES 1ST DEO awarded it to E.R. DELA CRUZ CONSTRUCTION & SUPPLY on 2017-05-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CL0097: 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 2017-10-22). 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 d35a6dbcdd…c2b2b1now …
- 2. Block Merkle root changedstored 63c09d4c58…bf1f9dnow …
- 3. Block #3090 hash changedstored e1a885cd1c…aa6172now …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf d35a6dbcdd70b14d0ca12596a9a8beedee5ff47123cd9ddb44c1c345cac2b2b1
- 01 L d335bb5d15b32164664afeef2aa70e4ec144b20438c5112ca9216f4e5882a21e
- 02 R 731621f3bea1c67a54b678cd0fa8f0e2a1ed93e0f60d58b6a339ada6ac093f4f
- 03 L 7bdeba6aa8b262bbcbd85a8010abe083de97665401965a951b08465811777a54
- 04 R a1dc649c113ee17bd76038cf9d6d203137aab3b8c7d68412f4de9c65293ea013
- 05 L a094a7c4cdcfda68901cbdc8a813082193d686a9445288e998fc4de910ea4d82
- 06 R dd5f421a1f1b2bd27def78acc9422b0cbaee92c2ec5a9c106448176dd82f201f
- 07 R 2ad957cccd0fb5fd776a3c013869e1631377ce48d35c989a003af63def014607
- 08 L 843b36dee27d875aa84e652f04fb5061fc18d7102945acfd60bd0ab047af2b1e
- root 63c09d4c587707a11892d349db88c0d98049e7b1253106f0d465146256bf1f9d