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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 - CATANDUANES ED Award a ₱9.6M contract to MIKHAELA CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
8e8bd0bc98d85d9869742cffb30e2663b6c6b3503d23b0b87a688259f69c6c7c
Status:
Included and unchanged
Block:
#4,354 1,659 blocks after it
Position in block:
Transaction 88 of 170
Award day:
Feb 3, 2021 (5 yrs 9 mo ago)
Value:
₱9,601,809.35
Project:
21FH0020 - LOCAL PROGRAM-LOCAL ROADS AND BRIDGES-L

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 #4,354 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 2021 LP", i.e. the FY2021 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 - CATANDUANES ED awarded it to MIKHAELA CONSTRUCTION & SUPPLY on 2021-02-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21FH0020: 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 2021-05-15). 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   8e8bd0bc98…9c6c7cnow      …
  2. 2. Block Merkle root changed
    stored   5a5e9314cc…e24e2anow      …
  3. 3. Block #4354 hash changed
    stored   f7cf57b415…656ac8now      …
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 169 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8e8bd0bc98d85d9869742cffb30e2663b6c6b3503d23b0b87a688259f69c6c7c
  2. 01 R 8f6d56bb409934f36cbcc91a074ca49d3b4f18f22bc128c64abb143a574998a0
  3. 02 R 46b8da9c8a096b6b7273e95ac7b6d1c5ec6aa31d100072b61f35c657db2b5573
  4. 03 R ece0584448f7eae29f7fa52ac9346dd4cb8d39282705f7c9c75e3d9db573a6a8
  5. 04 L 93f9686a48cea28388172f8eb3902ee78391700398473456756c027957137fb9
  6. 05 L caec5c07cd0ab655a324471c9641c65c69920ccb985828332a233f9759503004
  7. 06 R e856fa9f091fb9953d974e56acdcb1c6f71b5322279e2ce2e2ec708d87d17c67
  8. 07 L 0a472a136b441dcbf4e36c22b7f11f8cee7d9a01fca43b82650242d57cd9ef4c
  9. 08 R b0ab8270badf203922708bfe70219d408eeb77edc5398ef629d8caecee832024
  10. root  5a5e9314cc550b6d799781d7431f27e0bf474b5bd9d8ad5c80c2ef6d6de24e2a