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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 - ILOILO 4TH DEO Award a ₱2.8M contract to MAKANA BUILDERS & SUPPLYNational agencies

Transaction hash:
85d4e16e79ab6ffe206cfb4c434a1d4d7af8195484e910000a8695a740165cf0
Status:
Included and unchanged
Block:
#3,170 2,843 blocks after it
Position in block:
Transaction 124 of 247
Award day:
Aug 23, 2017 (9 yrs 2 mo ago)
Value:
₱2,837,139.44
Project:
17GI0078 - Construction of Technical and

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 #3,170 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 "Outside Infra - GAA 2016 DepED BEFF, Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2016 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 - ILOILO 4TH DEO awarded it to MAKANA BUILDERS & SUPPLY on 2017-08-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17GI0078: 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 2018-01-13). 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   85d4e16e79…165cf0now      …
  2. 2. Block Merkle root changed
    stored   a4ac22639c…cfdec8now      …
  3. 3. Block #3170 hash changed
    stored   3446e3f3cf…aee3b7now      …
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 246 records. Each step hashes the current value together with the sibling shown.

  1. leaf  85d4e16e79ab6ffe206cfb4c434a1d4d7af8195484e910000a8695a740165cf0
  2. 01 R 85f527f1ba6c173145909c63faa020a62e2f328ae62b1fd12713380f69010be4
  3. 02 R 1eb1b77be112b3bac96201b11994de6896cfc61923dcc97b9270abde0c6176b4
  4. 03 L 88b0ab20f6cf062d83c29c820a1ebcd1296175a85b745da33a1d8b9e841ccc82
  5. 04 L 55af1a390a582a5dec467ffb5365fb2c1109628c4e60aa7079f93b44a720858c
  6. 05 L 58c28496be7510ed4a918a9dff0577c43dd4a4d54b045bbe81e4b6c3b404e197
  7. 06 L 59e3ca0a206193a1d22e9c1a3ea98254aecdd478513f7582f64a4b51f89fd028
  8. 07 L 98e050e21e441f8d5bf06bbfe3a6d35e178a07b02c4d01ae4212d7a57e18fd9e
  9. 08 R 1c382e1b2a4ce2479af0b68b34f807140140909d1a15d9364710b1d72ebd4f05
  10. root  a4ac22639c2f0b036b3ca7f0c2f0111d89ddd967d2ff2a14c563489292cfdec8