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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 - LA UNION 1ST ED Award a ₱64.8M contract to H. G. LOPEZ CONSTRUCTIONNational agencies

Transaction hash:
4e5219b0adde99bf3e5aac16e72f8c2d74880c60f3560f362b0cf4593f9d5b37
Status:
Included and unchanged
Block:
#3,412 2,601 blocks after it
Position in block:
Transaction 56 of 197
Award day:
May 7, 2018 (8 yrs 6 mo ago)
Value:
₱64,812,621.47
Project:
18AE0070 Civil Works

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 #3,412 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 "Regular Infra - GAA 2018 Other Infrastructure (CSSP)", i.e. the FY2018 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 - LA UNION 1ST ED awarded it to H. G. LOPEZ CONSTRUCTION on 2018-05-07.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18AE0070: 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 2020-01-02). 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   4e5219b0ad…9d5b37now      …
  2. 2. Block Merkle root changed
    stored   e190f68a04…790d0anow      …
  3. 3. Block #3412 hash changed
    stored   8cc5d3d074…fa8a70now      …
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 196 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4e5219b0adde99bf3e5aac16e72f8c2d74880c60f3560f362b0cf4593f9d5b37
  2. 01 R 4fd0210502005d21914215ae81e1e95b60fb9f7cd109e8d15a8615f3d9e27106
  3. 02 R 85dae49d66a87886f858cf34b568b6b404b461cece4cf509c05e628c363152ed
  4. 03 R 11cf66ae8f32b0c6d1ffafbd5fb6963301ff08a4b6a02810cc43ff4e2842b437
  5. 04 L ea484bbe7d42d0b7c20046e7343787bd54dac0a7597288d0492fc594e401cd9e
  6. 05 L 7c55fb28e8b4aec506e151f285275a48cc0401ba978ea56617b69a2785e9f9bb
  7. 06 L ac265762f37a5af21db1f449db95379d17632c24d715bc9bf04ac1f1a2b53ea5
  8. 07 R 70b5d0716f41581b50ebf61ff7d51a174d06121a618fa3395937feb1f68ccb1a
  9. 08 R ad862997b1987a1d0e667967653e774604bc49a5789f9770f8249697cb52a520
  10. root  e190f68a04d6536314b1ca5852c9cc1c67726280083518e2c3695bc263790d0a