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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 - CAGAYAN 1ST DEO Award a ₱926.7K contract to APS CONSTRUCTIONNational agencies

Transaction hash:
ffe52d042aa2ee374c814e3a9a73c1becef8c28bb146f879d6c26fdf6e511a39
Status:
Included and unchanged
Block:
#4,639 1,374 blocks after it
Position in block:
Transaction 188 of 190
Award day:
Nov 24, 2021 (4 yrs 11 mo ago)
Value:
₱926,743.96
Project:
21BB0171 - Construction/Completion of 2STY8CL (2-S

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 #4,639 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 "Outside Infra - GAA 2021 DepEd BEFF", 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 - CAGAYAN 1ST DEO awarded it to APS CONSTRUCTION on 2021-11-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21BB0171: 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 2022-02-15). 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   ffe52d042a…511a39now      …
  2. 2. Block Merkle root changed
    stored   de6d0af4cf…1a0dcenow      …
  3. 3. Block #4639 hash changed
    stored   10577adf86…ac5927now      …
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 189 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ffe52d042aa2ee374c814e3a9a73c1becef8c28bb146f879d6c26fdf6e511a39
  2. 01 R fffc395815914a9f04f269c789f1de24275faf3d5dffddbbd92ae5aca998231b
  3. 02 R 5843f3c0bc65ec676d05bccba30638500d439268ac232ce14cbd8f4913583a72
  4. 03 L 3118a69c9f42f6c8b08f4297fbdd9d6b12c05bf96e9693118c040c978eb10ae6
  5. 04 L 7d50e28c7c9f22c7404d556d7dc93e626a5c41f45b2a239e5c3f50428488c66d
  6. 05 L 9ff0c61279150a1285759734d992045637ab5cc6806546a1d1a56add549ab6da
  7. 06 L bab2cceac1cb14f3ac9a2a47e1f77077036e5774a48c2529eddcb44edc18d4c4
  8. 07 R 943d3e2ee497e0b34372c989e847901e5de4273f512f9b85953ddfd1d9f34a84
  9. 08 L b45e2a3352b176d92be2dcb95fdaaadfcd2bc9a242051bda86dd86c519011145
  10. root  de6d0af4cf673f03ce4807ca25cc3b70cc0929faca9b3d57fae18a144a1a0dce