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 - BATAAN 1ST DEO Award a ₱3.9M contract to AS MACHA CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
1845fa35b830f970bb3981da4c2fffe7e0d95c0c491b072a0e6b1929c76f47d6
Status:
Included and unchanged
Block:
#3,774 2,239 blocks after it
Position in block:
Transaction 47 of 596
Award day:
May 28, 2019 (7 yrs 5 mo ago)
Value:
₱3,911,023.00
Project:
Bridge Program-Retrofitting/Strengthening of Permanent Bridges, Tuag Bridge (B01573LZ) along Gov. J.J. Linao Road, Morong, Bataan

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 #3,774 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 2019 OO-1", i.e. the FY2019 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 - BATAAN 1ST DEO awarded it to AS MACHA CONSTRUCTION AND TRADING on 2019-05-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19CA0026: 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 2019-09-12). 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   1845fa35b8…6f47d6now      …
  2. 2. Block Merkle root changed
    stored   30e5600109…f8fbd3now      …
  3. 3. Block #3774 hash changed
    stored   60e01bb4e2…da3120now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 595 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1845fa35b830f970bb3981da4c2fffe7e0d95c0c491b072a0e6b1929c76f47d6
  2. 01 L 1766282aebd28e22be4195aa8ec2eb5885c74d3751fef0531feffcef2c1ea743
  3. 02 L e4c760e0cfafa98e18c57ba914d7cd7cd7c510e9b7ca3840c89f59ddefd67aa4
  4. 03 L 3352df6ad0b09612692db87ae63f2f199b667f31b9850a441554e4fc66a05326
  5. 04 L 1a7a599c6c6c1b9a4f677894f66f4824b2dac08716543cbd0b7a4919980245c8
  6. 05 R d95e84e4a783545e52f20dc17c933a59b845cd8842c23049e3ffc25f7b6da8a4
  7. 06 L 86b5f9925ff2043424dc8a01cfc8232de3bab789fad4f1873c081a28e5ea4037
  8. 07 R c0bd38c2d36fc989e56d8caaaed85cb59df3f15599b744fd1e38784735657da8
  9. 08 R 568040e840855b69238054715612dacad29f33064c64ade1dacf9b7173c9fa83
  10. 09 R ff789c311ac1be0f0e390d8a3f9c67116eed1ace99e1cc5d583ea362bc4b92a7
  11. 10 R 4c3f295c1cc4f4b0a007120be3473846da95e56d64f348120f824c4cf9528853
  12. root  30e56001099a1fb0af03f03796c011b2611ccad564fdbd2636a3648644f8fbd3