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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 - PAMPANGA 1ST DEO Award a ₱4.6M contract to N-22 CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
f2f6a22bf84b83fb545c9eee439ed3a7d60ccda553f09bfb11ed0c49602c2122
Status:
Included and unchanged
Block:
#4,856 1,157 blocks after it
Position in block:
Transaction 226 of 241
Award day:
Jul 14, 2022 (4 yrs 4 mo ago)
Value:
₱4,635,329.89
Project:
22CG0255 - Sustainable Infrastructure Projects All

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 #4,856 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 2022 CSSP", i.e. the FY2022 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 - PAMPANGA 1ST DEO awarded it to N-22 CONSTRUCTION AND TRADING on 2022-07-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22CG0255: 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 2022-09-25). 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   f2f6a22bf8…2c2122now      …
  2. 2. Block Merkle root changed
    stored   f29e59d11c…a379f7now      …
  3. 3. Block #4856 hash changed
    stored   38588289f5…915922now      …
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 240 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f2f6a22bf84b83fb545c9eee439ed3a7d60ccda553f09bfb11ed0c49602c2122
  2. 01 R f2f7cad05168277b7c0c763e332d81d0ba300a837f1bbfabbd3d333afdf879df
  3. 02 L 769ff3918e1adfae2fa2909b0070035827791fc823f8287b09ca56509bac42b7
  4. 03 R b5b472de9278bf806ee17a808cbda83719358d0bc2a06b18d104fb9d2597e873
  5. 04 R 3b6844e9766109786eb32bde4a697920bd61cc9b2e49e64a5f79d48a12a9ed99
  6. 05 R a4e9a69e7e22e0aa706367da639297943bfb053d7e5c77ec58f42107ef3ee167
  7. 06 L cb3db735affb006393ca14efe91b989d55a43e57f0737490a6457ad1702be39f
  8. 07 L 193cd6450be3a0a5acb07ccc48c264d23b5085b6c2bb92233209937dfbfa5000
  9. 08 L 686ce372d0effff736d52351684d9959dd41a7747b3d63ea0927edac264c70b1
  10. root  f29e59d11cf9c2631f500ae3d9f105d120e3bb41d240ec40e6ac32c239a379f7