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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 - APAYAO 2ND DEO Award a ₱4.8M contract to GKA ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:
2a3ae060dc0bb2bb131d87c8cfab5c18dde70ae7d5d00739ad9643f1909915f3
Status:
Included and unchanged
Block:
#4,895 1,118 blocks after it
Position in block:
Transaction 56 of 283
Award day:
Aug 22, 2022 (4 yrs 2 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 #4,895 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 LP", 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 - APAYAO 2ND DEO awarded it to GKA ENGINEERING AND CONSTRUCTION on 2022-08-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22PC0067: 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 2023-12-07). 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   2a3ae060dc…9915f3now      …
  2. 2. Block Merkle root changed
    stored   cb606ad7f4…450024now      …
  3. 3. Block #4895 hash changed
    stored   25848c93b9…321d9anow      …
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 282 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2a3ae060dc0bb2bb131d87c8cfab5c18dde70ae7d5d00739ad9643f1909915f3
  2. 01 R 2a950dea868209086c86d581b9129e21610aec204f65803ed398fe79b712cf4d
  3. 02 R b926932d435e5a4427489d8b54af674a7e44b1654e12cbce237257da28d0cf0c
  4. 03 R e9b2066ed394a267f33fda9564f9ab16e83ac6e9aa14c72f4684985275715aee
  5. 04 L 52048a60493bd9e4507f47debfca0459e71ef07599cd728c63b6d16fffb67506
  6. 05 L f1f8690a0e1af5042bfee2c74dd0c036fef7a81805a518252d88e72e5c9c4a27
  7. 06 L 9f06a90f74f03de04b6d3b6c43a788e440fc37f03e2016de11dffd91ae904c46
  8. 07 R d54ba86b9fc72a9e85c1098738e6b5206cabb68afd9e758863e543ca0c5b2f91
  9. 08 R 84dac4ea89f5b9652f74f25cdf9054bc363e2a6bc39ab80907d1f1ae91f33d9a
  10. 09 R 170d5dd3e316f9151077da4b9969986d65a5a5e78043ee3a71bf611e65a35e65
  11. root  cb606ad7f43f9c3e2573d2fff4517c89e330a7ee9c2421a01bb96cd971450024