Skip to content
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 - BATANGAS IV DEO Award a ₱2.9M contract to POWER K CONSTRUCTION SUPPLY & SERVICESNational agencies

Transaction hash:
b3d4d2379b718ec9db2fd9330df2947260292b6e5788136b64978530d56d3042
Status:
Included and unchanged
Block:
#3,392 2,621 blocks after it
Position in block:
Transaction 260 of 376
Award day:
Apr 16, 2018 (8 yrs 6 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 #3,392 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 2018 LP", i.e. the FY2018 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 - BATANGAS IV DEO awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2018-04-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18DD0375: 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 2018-08-30). 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   b3d4d2379b…6d3042now      …
  2. 2. Block Merkle root changed
    stored   e6860180f4…15a3c2now      …
  3. 3. Block #3392 hash changed
    stored   2eda50c3e0…ef9cd9now      …
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 375 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b3d4d2379b718ec9db2fd9330df2947260292b6e5788136b64978530d56d3042
  2. 01 R b41c09539276c447f30b92c92b9275de024c06576ec1bb7a3a18b9991aea525f
  3. 02 R 72bfa29f2aaa0f996039cfef8293bbb9d242be490ad63b66d29615dc5f407414
  4. 03 L 768f5f8bd867a57e1590079aa60d13124d0290dcd6a92304a9d60d6b4c143a17
  5. 04 R 5cdb62388114dd51e691258ebe0fe15a618fc2a62fd8e334a815a50b5aec68e4
  6. 05 R 8cf5a9c89b3a469761a6802ef029944e5d3e8f134bb4ba6b9e3002621c879065
  7. 06 R 0ba60b438d287bf96091705d624893ecb53f3a4b0def5c9d66ccd32816512f7c
  8. 07 R 82586ff9b3bdd8eab8cc67043b0f8d39a4c41b098bbf8284407c7e1f1648d164
  9. 08 R a6d71938ff53dd06fe1d3451b976f28b49a274d27d3f71d8abd251a472638318
  10. 09 L 190b18b02da74a6f646b525c9cd29e1f07f5ba797f9cfbf3efdd2241dbad3ae5
  11. root  e6860180f4d0f444c28b8101791d7ab9201dc21dff5dcbe38dc0f98e8315a3c2