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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 - LAGUNA SUB-DEO Award a ₱4.7M contract to DSO ENTERPRISESNational agencies

Transaction hash:
dc3af3eef0902cc0936d1611e643386db48aa2c2d5e63a112534964af1b69441
Status:
Included and unchanged
Block:
#3,077 2,936 blocks after it
Position in block:
Transaction 154 of 185
Award day:
May 16, 2017 (9 yrs 5 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 #3,077 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 - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Roads: Rehabilitation - PCCP". 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 - LAGUNA SUB-DEO awarded it to DSO ENTERPRISES on 2017-05-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17DP0041: 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 2017-09-05). 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   dc3af3eef0…b69441now      …
  2. 2. Block Merkle root changed
    stored   55252a09d1…482124now      …
  3. 3. Block #3077 hash changed
    stored   3fde6faeb8…83f8b8now      …
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 184 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dc3af3eef0902cc0936d1611e643386db48aa2c2d5e63a112534964af1b69441
  2. 01 R dfe8a8c2606572b4041abd3a629970d7971ccdb747217c5c47970c6395e8f597
  3. 02 L dd86af540236838925516e297f8d3123b4229cf5ae8ce27ac17e288f2eac6791
  4. 03 R 8dc0827d12501dfde3a2be40b918e159b33d80f0f6a8950af9d51dfec7a94bf0
  5. 04 L 3a513d3e68bb338313cdd2e14b04537a30009c58c1469d35715ff28a1ce27141
  6. 05 L a7e3217ba8c8e28c64844c806f446dd0573ebc8f0893e2c8e8a3825443993c92
  7. 06 R fd9350a8971275ee4e566ab01271331a9956e9415dd14ea251731c7fdd9ce3be
  8. 07 R 3c897f294b3dc056bfc7ff35db7564e44fffca347c152bed5898f52816be5cbf
  9. 08 L c6282daffd1e03e1d033d8d69efb3fbab72e8014757224a34052706bb4505943
  10. root  55252a09d119e14074f2ae47d1733a16f994bb9cccde952534bdcf99a8482124