Skip to content
FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO 2ND DEO Award a ₱4.7M contract to D AND A CONSTRUCTIONNational agencies

Transaction hash:
d598d09a2d0a18935c23e928a7a84ee1f92114aba44f44bb534fca8519a3646a
Status:
Included and unchanged
Block:
#2,892 3,121 blocks after it
Position in block:
Transaction 164 of 198
Award day:
Oct 28, 2016 (10 yrs ago)

Accountability

Bill Sec. 3 and 19
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 #2,892 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Outside Infra - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO 2ND DEO awarded it to D AND A CONSTRUCTION on 2016-10-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16PJ0040: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2017-04-25). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   d598d09a2d…a3646anow      …
  2. 2. Block Merkle root changed
    stored   8dbed80952…7826fenow      …
  3. 3. Block #2892 hash changed
    stored   376f221083…89544bnow      …
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 197 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d598d09a2d0a18935c23e928a7a84ee1f92114aba44f44bb534fca8519a3646a
  2. 01 R d655cfeb60ae2ca24fde992b8b5952d5c96c63383c0c7c597df220164ab930a6
  3. 02 R b0cad62b345973d457e9ed95ef4598103db542a43245ac05d704d3633a7087dc
  4. 03 L 7db8780541827d29ff1e4a320825b05e2baf8afa53e31a31bad5b13d651c248b
  5. 04 R c48a2b4c757ede18cf93c7c334dd903a6ca5be4796a391887414f3a7df46b467
  6. 05 R 2c67ff318da17f8e9bf0215ff1c7e18c4f293bb49a66bd6642ea4e0df4e351b8
  7. 06 L 30b0e1ec587dc9b0efb80f8fb16a815ba35fe50f1da9dcab0a4a0e945be1f4e4
  8. 07 R 83e641f06f4875b7eb3867d331ee13e41892196158b87a623b8fc17551a1259b
  9. 08 L e24c00d7c02edc1ba349a0663152cbeae2188c72d94cc4ae8364344b7dee7933
  10. root  8dbed80952480735b9979407d9da24ff5ee23d8fdd036947e822fb68f67826fe