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 - CAGAYAN 3RD DEO Award a ₱4.9M contract to OML CONSTRUCTIONNational agencies

Transaction hash:
b0f46097ccef8a6f35fc7bdef65cb70c76110656b0ba571ab109bb9e328ab555
Status:
Included and unchanged
Block:
#4,414 1,599 blocks after it
Position in block:
Transaction 286 of 394
Award day:
Apr 8, 2021 (5 yrs 7 mo ago)
Value:
₱4,921,570.04
Project:
Local Program - Local Infrastructure Program - Bui

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 #4,414 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 2021 LP", i.e. the FY2021 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 - CAGAYAN 3RD DEO awarded it to OML CONSTRUCTION on 2021-04-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21BD0085: 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 2021-08-02). 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   b0f46097cc…8ab555now      …
  2. 2. Block Merkle root changed
    stored   3daf557359…504edfnow      …
  3. 3. Block #4414 hash changed
    stored   9013bd4e5c…7b63b7now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 393 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b0f46097ccef8a6f35fc7bdef65cb70c76110656b0ba571ab109bb9e328ab555
  2. 01 R b1a3f328153fa6ea94ad32f497bc76caf827d2ff9cc6964d6cda564ae400481e
  3. 02 L 790745baf6ff9ae25cf6fd1671f7a55fcef707ed92bc22dfff48d4ccfc48d93e
  4. 03 L 38f6b76581b06752b71bde006e8cde3dd49c6c99835c9ac9260c1b69116e4cf8
  5. 04 L 9b0ce4774cd22be22b0a9e9a4301300e4f2e1f0ff90a6bf9a10af5ba1ae0df5f
  6. 05 L b152b8958a629d2c1ea733bd02c86b2e56175d6876efc3f28cee835e223bdff1
  7. 06 R 51db40f8295088b16f7bb63b7a420441bbeb50465e4032f9e1e1263309982ee1
  8. 07 R 5b9e241363867d4213144280a717fc99fb66c463626e24c802dacc4fc62e1677
  9. 08 R 7752459bd695ed62ea99ceeddba20286579d1b7c806e046690dcfe6c8d35ab84
  10. 09 L 92822c68738d4223a0516efebb1165d01e43af9bf289f92a2c54de38d952bfc2
  11. root  3daf557359da2ee9053f02e7fc4d1a9187ea4bf9d34e470df3cf84b1f0504edf