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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 - REGION X Award a ₱1.9M contract to AJ CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
23761897e2e044a2b824dedf571d2f3013b2e33f16a556575c4136d7b56a5db7
Status:
Included and unchanged
Block:
#3,854 2,159 blocks after it
Position in block:
Transaction 61 of 438
Award day:
Aug 20, 2019 (7 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 #3,854 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 2019 LP", i.e. the FY2019 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 - REGION X awarded it to AJ CONSTRUCTION AND SUPPLIES on 2019-08-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19K00355: 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 2019-12-02). 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   23761897e2…6a5db7now      …
  2. 2. Block Merkle root changed
    stored   b1ca2bb136…2c5c8fnow      …
  3. 3. Block #3854 hash changed
    stored   f2f831c1cb…099d8anow      …
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 437 records. Each step hashes the current value together with the sibling shown.

  1. leaf  23761897e2e044a2b824dedf571d2f3013b2e33f16a556575c4136d7b56a5db7
  2. 01 L 22ded15c9731804c50625c89f0be4b9af066976d0176d49dbc40458d227f4938
  3. 02 R e9427e157e5baed727ace231f51ed26e706b8e7f530dff694be5abbf992f5ce8
  4. 03 L 4d8847705ab88c5bd7ddb80e995e33db23e42b2aadbb3d31eef5173fa74c2028
  5. 04 L a3256f9244e50e11e25c44851cade45c120b94f0535fdf7ead8b4e8ec83f13f3
  6. 05 L 8590a06736ac57b7e00cbff507b6e25d53731beed4b6bd47774b30c4aa5bcfe8
  7. 06 L 5f1eb91b2d12f07bdc2e292af2ed9e1182feb0adc0c68d7c3b6b54f7fff216be
  8. 07 R 98043b6e3f6b839545e9bfc99952f156472c723f2c33eb52ac6f6ff38d7afb54
  9. 08 R 5fa73517a6c5c1e4ce383f92bf5ee3cb14aadb71c34d78ebffa82d226a8ddf6d
  10. 09 R 871e616e8707acc9b4ae948da8cb904e97240a630b8dc843fffb898e28a74a1f
  11. root  b1ca2bb136d9e0313b3e889b6731040e60ad8291be0677984b632ae9462c5c8f