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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 - CAMARINES NORTE ED Award a ₱4.8M contract to GREAT WALL ENGINEERINGNational agencies

Transaction hash:
ec5cc4e17684f2a41805d1e5d5811bd16c3450066d68ddc777e5b8828b8f4ae1
Status:
Included and unchanged
Block:
#4,708 1,305 blocks after it
Position in block:
Transaction 550 of 603
Award day:
Feb 2, 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 #4,708 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 CSSP", 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 - CAMARINES NORTE ED awarded it to GREAT WALL ENGINEERING on 2022-02-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22FC0022: 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 2022-05-16). 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   ec5cc4e176…8f4ae1now      …
  2. 2. Block Merkle root changed
    stored   b44025e81d…f2fd21now      …
  3. 3. Block #4708 hash changed
    stored   3ed92e1ff6…72222fnow      …
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 602 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ec5cc4e17684f2a41805d1e5d5811bd16c3450066d68ddc777e5b8828b8f4ae1
  2. 01 R ec69a86b34587c0866c62399b01d002ff00047e16a5d2c5a2363ebe2a18e4ba8
  3. 02 L 8663569b6974c6c3e38850a70886c47cb35816c5e31d17c69ff519cd3853f1d1
  4. 03 L 282479b9837b4c76a59d4128e359512e43f315bdfc42129672c4fa84f88f692e
  5. 04 R e0373ceddd049536b27501f00381b6a6db1c2b5c5b626366e69aaf0e2606bf55
  6. 05 R 8812b59bf0ed618a39ab2a3affa2ea4d92981af10078a081f18031b9d2aed437
  7. 06 L 7716d2063bc4e9d3679cbadf8977effb7dfec7e09bfd151cb47440903c86d3b3
  8. 07 R b47b634c2252e2d44d2bc613761e7d56964addeacbcfc06d845489e2cc900424
  9. 08 R a5bddabcc98497971530d461fbbb9b5544c30a95f7bf036b181180f3668326ba
  10. 09 R 8dbe1bc808a4e391d5f6004d702841b3c5c14a7070a6a76d42ae9a3cc0a1de12
  11. 10 L 4323c3e292c16ef4574cb55f9f9d3b06949024771d704ab8b95e0349a99eab2d
  12. root  b44025e81dd1a415c106e3f1687ce00f5a08cc4b533eb968f6a9772f4ff2fd21