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 - LAGUNA II DEO Award a ₱14.9M contract to M.T. MALIUANAG CONSTRUCTION SERVICESNational agencies

Transaction hash:
e4e9c401f9d035299e83b25e073c13704188d1284f87e16d1b2f5265743fe7f1
Status:
Included and unchanged
Block:
#4,827 1,186 blocks after it
Position in block:
Transaction 198 of 216
Award day:
Jun 14, 2022 (4 yrs 5 mo 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 #4,827 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 OO-1", 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 - LAGUNA II DEO awarded it to M.T. MALIUANAG CONSTRUCTION SERVICES on 2022-06-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22DI0095: 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 2022-08-21). 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   e4e9c401f9…3fe7f1now      …
  2. 2. Block Merkle root changed
    stored   b61d130080…c33400now      …
  3. 3. Block #4827 hash changed
    stored   4699f14095…ab406dnow      …
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 215 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e4e9c401f9d035299e83b25e073c13704188d1284f87e16d1b2f5265743fe7f1
  2. 01 R e6e3b7eb0ca36cce2791c4c20e8bf417a8a03d20a17c7912cb0522118d727270
  3. 02 L 94454c29c787f5791a6527e13d8edac5a91609990615ee933bcd7159c97a7a85
  4. 03 L 81194abcb9c1e8d855cc08572aef257df7512e2a57ad255541de883dbb83df93
  5. 04 R a036bcd4ba3a56b8c9bf58e14f83fdc2a3bf81f83cfaea48e444ce99b8d72926
  6. 05 R 55885ad6fd217c359f952da83e45633a5f305f4beb268c9fc9979ece6bf2bb2d
  7. 06 R 3c3000801cdfb8b01e483481f4c0bbc02cf8f61aeea1c661f9f49e02a0e43402
  8. 07 L 4b0ccc4fbb8a867acfa3ae3d092e69298d143b5baf0d8079082d02d41b9b4bf9
  9. 08 L 36f2775a469991395325bd2fa6d8ae315cef710ae7f27eb5195684a2746ceadd
  10. root  b61d1300805a6e4595ec00364a5e44180eb8a1315497480678bcd60618c33400