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 - TACLOBAN CITY SDEO Award a ₱4.6M contract to WAWOT BUILDERSNational agencies

Transaction hash:
fe37f8cf9b2c2b0c33e89f1f079ce6bed4249b57396ca188a8c105697d4eda01
Status:
Included and unchanged
Block:
#3,253 2,760 blocks after it
Position in block:
Transaction 357 of 360
Award day:
Nov 22, 2017 (8 yrs 11 mo ago)
Value:
₱4,646,105.12
Project:
Const. of MPB (Covered Court)-Brgy. 78, Tac. City

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 #3,253 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 2017 LFP", i.e. the FY2017 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 - TACLOBAN CITY SDEO awarded it to WAWOT BUILDERS on 2017-11-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17IM0054: 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 2018-04-29). 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   fe37f8cf9b…4eda01now      …
  2. 2. Block Merkle root changed
    stored   e50cefaf6a…545fc0now      …
  3. 3. Block #3253 hash changed
    stored   f4eed1c41a…8f27b5now      …
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 359 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fe37f8cf9b2c2b0c33e89f1f079ce6bed4249b57396ca188a8c105697d4eda01
  2. 01 L fc12e9fb417ff2732afd9dd949692b1637e1d4366fc35ab045bed69f4cdedd10
  3. 02 R acc8ad3af56eff0de5a0bbb2ae6d78bfd8cf79df7b8c0173c922cfcda9f644de
  4. 03 L c85fdf0b44660284b3944fcdc26a8d75cdf5848f8299632d04cb127b013e47ef
  5. 04 R 925b47eddf82a77efa7e4954b47f7d6eea1168ed425dded2aca5c2918c10f353
  6. 05 R 90f910508940bc565677972601a68299f7a79ee0307b11db81c48674d946a6ca
  7. 06 L 75fafaa436469bbf46fe0ffa8e115e8360e9c4bf5976bf6eb607865909282026
  8. 07 L d809f010d6705a6248b9a8c662f107081a3911e799109b871a7db31e3e1e17c4
  9. 08 R 732843d5f3236a98db207fc16572bd81fadccb63ec7e2448b2cf6c699d01a237
  10. 09 L 547c188633f505c22969223894ca4e5bae69802a651ca0bc002b13db466ac9e9
  11. root  e50cefaf6a5b0fa6331ebe7bc7483a9fdb07eaf969c7c6deaf097f1289545fc0