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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 - NORTH METRO MANILA Award a ₱46.4M contract to PRECIOUS CONSTRUCTIONNational agencies

Transaction hash:
c364f0484512abe68e7a6f4bd9853d18a2a16e5a6e075e4e106ee0f1b16f7c7f
Status:
Included and unchanged
Block:
#2,676 3,337 blocks after it
Position in block:
Transaction 289 of 362
Award day:
Feb 29, 2016 (10 yrs 8 mo ago)
Value:
₱46,387,988.03
Project:
Flood Management Services

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 #2,676 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 - Flood Control/Hydraulics/Dredging, Flood Control/Hydraulics/Pumping Station, Flood Control/Hydraulics/River Control". 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 - NORTH METRO MANILA awarded it to PRECIOUS CONSTRUCTION on 2016-02-29.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16OE0021: 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 2017-07-19). 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   c364f04845…6f7c7fnow      …
  2. 2. Block Merkle root changed
    stored   a36c564149…855655now      …
  3. 3. Block #2676 hash changed
    stored   45a2e5e046…319b73now      …
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 361 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c364f0484512abe68e7a6f4bd9853d18a2a16e5a6e075e4e106ee0f1b16f7c7f
  2. 01 L c2592432dd11db8a282ddb7cd4ef287e15dac26c3f01f55cae7b996bc4f0930a
  3. 02 R 1e1624515ebda1c1f59ade831ca3fc771194eaed535187e42f684576b75a45fa
  4. 03 R 243f7249e2bc8f2affc335885aa3997f923851e7fac5de0dae9e9cda2fbe6398
  5. 04 R d24660a8bc393a57b03b2aecca657446415a3f2035ecf1b8671e877f905e80e2
  6. 05 R b9997e6ce0f7a92fd44a378a584b3a011a10a7a6cc9e27e70b318630bb597c62
  7. 06 L 0dc4a20ef2cf5fc6c45c9684e3fa1329e34518195f823811b9df221135a9794a
  8. 07 R 76b606e9c378a0f16afb1379f0c3465ad1a1f127744b44894dc027b7bd36f056
  9. 08 R 4531e4ba9247439cd9f1a2990d0424e2d21dbd5d319229700a20d85226cd20fe
  10. 09 L 4d998493e34e12a8689a0020c73982f9307cd5719d60daa6d9beeeb6d9876615
  11. root  a36c5641497855adddab6ac8927eb5561df84ea1c76be26c1d6f6eff2d855655