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 - NORTH MANILA DEO Award a ₱18.9M contract to PHILIPPINE CHEMSTEEL INDUSTRIES, INC.National agencies

Transaction hash:
8d3ffe1753ceb44ca8d081aeb053a24f045ebe9c04268f39f1cfc9f9bc69182f
Status:
Included and unchanged
Block:
#4,710 1,303 blocks after it
Position in block:
Transaction 222 of 394
Award day:
Feb 4, 2022 (4 yrs 9 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 #4,710 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 2022 OO-1", i.e. the FY2022 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 - NORTH MANILA DEO awarded it to PHILIPPINE CHEMSTEEL INDUSTRIES, INC. on 2022-02-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22OE0063: 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 2022-04-19). 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   8d3ffe1753…69182fnow      …
  2. 2. Block Merkle root changed
    stored   bb564bca81…39be73now      …
  3. 3. Block #4710 hash changed
    stored   593bb69dfa…d9218dnow      …
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  8d3ffe1753ceb44ca8d081aeb053a24f045ebe9c04268f39f1cfc9f9bc69182f
  2. 01 R 8da2fa6e338e7451af407f522d022c73fb90aefc952f6c96b90b8fcdf8066257
  3. 02 L 54e9bfddb6a9cc618d9f1d7ce11a02c9720bc6a40ea0fa94131f27faa80fc61e
  4. 03 L cd7b6570c3a8da12a2192e4738ce9f0715b3b775edcad0a18ca0e77815d31951
  5. 04 L da8e7e88b36569d0130c355d3a2b84628a32f87203e04ce122cf1dac562c1e23
  6. 05 L d5cd1e81484b35ef0d1d13a282a07b02a923b0d3b2b8551a4db34c50c214ed31
  7. 06 R 00c8784b21b4624375aaed0dd40098709bffe86842aa1574f954f13adb177e3c
  8. 07 L f4bbbda1d188d133cdce514f8b7a1473b23773d7c4b4d6fb046437d978c5476c
  9. 08 L 7f54b123fcc4d238af2a710d495c6b1de0d7e5f4383d4e24910ad3328a1ae9ea
  10. 09 R 06815108adffdcec7502ff2e90d220f8410025092390678f687bb3a872e0da9c
  11. root  bb564bca81926af68b551fae780f697a2bd7b2fd963eaca5e05978140139be73