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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 - LAS PINAS- MUNTINL Award a ₱4.4M contract to AYANA CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
e5ece6ff4abb7a19a29c1cb571faf37c72801282ab17588583f53ec4be874ba8
Status:
Included and unchanged
Block:
#3,543 2,470 blocks after it
Position in block:
Transaction 198 of 215
Award day:
Sep 25, 2018 (8 yrs 1 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 #3,543 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 2018 Other Infrastructure (CSSP)", i.e. the FY2018 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 - LAS PINAS- MUNTINL awarded it to AYANA CONSTRUCTION AND TRADING on 2018-09-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18OI0147: 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 2019-05-01). 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   e5ece6ff4a…874ba8now      …
  2. 2. Block Merkle root changed
    stored   de7e196cdd…c91eb7now      …
  3. 3. Block #3543 hash changed
    stored   bf915cc04e…f7c112now      …
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 214 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e5ece6ff4abb7a19a29c1cb571faf37c72801282ab17588583f53ec4be874ba8
  2. 01 R e72f28240616262a23f6e9fe35cafc1a0fa1ddb9a94a04dbc56b16c1ed8526c1
  3. 02 L 639396037a11f024cfa49d7f46e7706745db37b7e3649fea5384875f4404a932
  4. 03 L 12cd101a02a3d54e8ad35b4ef21b4f9cf756e3f02338d2c0e0a6785fec439e03
  5. 04 R 25b34cbb058f2416585a3b2443703c30be251f889729de6c2f5d38abeaea5cae
  6. 05 R 7093731f78087c160bf08db50220b8f7f615ede9451f3a8924b482654f546de7
  7. 06 R 5c0c8b1c9d60dfecc1b59c1a9ff1f32a90b9d16f058c8a054394bb38d373e952
  8. 07 L ac0b19f03b8c7d39cc4cf4a0bf7eb1d8614d571c3785a83fd9a3fb123ca570ca
  9. 08 L 4b198cce4d1846277364ad4acd2521c45d08d68fa1998134afcb51a726d16863
  10. root  de7e196cdd12b23935c2fc890b7629516643f99c9a7ab910cfe986309bc91eb7