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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 - ZAMBALES 2ND DEO Award a ₱58.8M contract to NORTHERN BUILDERSNational agencies

Transaction hash:
d74f75cc55adc0a7c79cbe3a712395e4f040d2466ae1e5694700ae9f4d52fc69
Status:
Included and unchanged
Block:
#4,033 1,980 blocks after it
Position in block:
Transaction 260 of 322
Award day:
Feb 24, 2020 (6 yrs 8 mo ago)
Value:
₱58,839,184.65
Project:
20CM0020 - Rehabilitation of Mabayuan River

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 #4,033 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 2020 OO-2", i.e. the FY2020 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 - ZAMBALES 2ND DEO awarded it to NORTHERN BUILDERS on 2020-02-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20CM0020: 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 2020-11-23). 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   d74f75cc55…52fc69now      …
  2. 2. Block Merkle root changed
    stored   3ff4ec31f2…6b3b01now      …
  3. 3. Block #4033 hash changed
    stored   9e1dd47453…abd5acnow      …
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 321 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d74f75cc55adc0a7c79cbe3a712395e4f040d2466ae1e5694700ae9f4d52fc69
  2. 01 R d932cb86b9d6091c353e57f156ef3fbbc688f9299a7b64787f957fdc40deb46a
  3. 02 R 247260fb03d46e44705c07cb8a905b1fa3ab5a83f900355ea328a8ec79902c61
  4. 03 L 54abd4afc8b9700d990585ed4778fe7ac0ac556db11aafd852eac9fee9645479
  5. 04 R 39221154694b76e85059fac6c1e993b34529e7fdcaf3b18b2090fb3e88f9c1e3
  6. 05 R 97d5b23e383044f94e0dd27179e8ef771cc37a6e7f8ae1618b7e17ae1f3e6656
  7. 06 R 66e011919d6ded2755c413133819673970c57d1de037631a04285ab5f065a091
  8. 07 R 7a381ce461a86424f80264da64972c3d29ac970c194ed4bbcb2b470f66efa77f
  9. 08 R 1a304c9e26cc1f93732533aa0cb8fe8a0b4c79216db92151173f38847697c74c
  10. 09 L 76357e0adfd93d1db08c39587243a52a499f5cf7044581efa6e0ec299b2ce72a
  11. root  3ff4ec31f29a71cf3bf01e8ea5694d1b1acf5959f885f47451479d70196b3b01