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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 - QUEZON 4TH ED Award a ₱9.5M contract to ARDA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
529979ec2ea183d43e95d8c83e4ecf8b266e17622c52d9b6e10e5cf007ee7262
Status:
Included and unchanged
Block:
#4,728 1,285 blocks after it
Position in block:
Transaction 161 of 517
Award day:
Feb 24, 2022 (4 yrs 8 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 #4,728 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-2", 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 - QUEZON 4TH ED awarded it to ARDA CONSTRUCTION AND SUPPLY on 2022-02-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22DL0146: 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 2022-09-27). 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   529979ec2e…ee7262now      …
  2. 2. Block Merkle root changed
    stored   fdc6c35198…2b9d48now      …
  3. 3. Block #4728 hash changed
    stored   098ace0df5…f384canow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 516 records. Each step hashes the current value together with the sibling shown.

  1. leaf  529979ec2ea183d43e95d8c83e4ecf8b266e17622c52d9b6e10e5cf007ee7262
  2. 01 L 526f705f4c959d6581358a3a048dc5574b80d7490fa7ea08a0518bcb6cdee66f
  3. 02 R d595897091a2b64fd9d5e2b46192edf60b555575fa0cd0662ccc5fb0e0a8a63f
  4. 03 R aa45a3ee5409e2463d990a21ac302d4347b54886b6555ca49b3ed238a9bd47d8
  5. 04 R 9c6230552a91f8dec9179360bea1353eb1934c096ff164481946cf8238017343
  6. 05 R 1e2125a700ae481d669dd5fd63909be80c5fbe026728ee50d45964b3413a96ca
  7. 06 L 8551db734de1df98b4776b28445ba8bd0388ef1dbfb8a07c372e834c5b022a3f
  8. 07 R cb0ea90febc54e7f62347d287427e55b2d75a2ee2fe4e651ec599a675f9bd9f8
  9. 08 L 48d8b294a20bf335d3f55de266af7d7098f147d15e1eca89a490cfff9a9b94e7
  10. 09 R 9b67025ca844399866ee9c21ee8cb26a8bfde98732150cd5d787ae7d39352d26
  11. 10 R 1372ea6fb7668b636090539b95801b478af2f598cbb04ff76e965cd839828ec5
  12. root  fdc6c351983bd9f1b431a2c2dc220cd6d5cc547f69ad2f0dc53c81cf762b9d48