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 ₱48.5M contract to POWER K CONSTRUCTION SUPPLY & SERVICESNational agencies

Transaction hash:
1e43aeecbc3a38ebd8c8a5a0e0af204a68f09bc93bce2323eb646f61439fd471
Status:
Included and unchanged
Block:
#4,588 1,425 blocks after it
Position in block:
Transaction 42 of 355
Award day:
Oct 4, 2021 (5 yrs 1 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 #4,588 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 2021 LP", 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 - BATANGAS IV DEO awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2021-10-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21DD0241: 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 2022-04-09). 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   1e43aeecbc…9fd471now      …
  2. 2. Block Merkle root changed
    stored   46fb3e694b…8045cenow      …
  3. 3. Block #4588 hash changed
    stored   f678604ca3…1ce232now      …
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 354 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1e43aeecbc3a38ebd8c8a5a0e0af204a68f09bc93bce2323eb646f61439fd471
  2. 01 R 1e80ba1f3e25796128a8c3342fed78880806cf8ca57cda44f646f6b7f9244fc7
  3. 02 L 974583caedb16da1762a3f916ab8cb2aa7253d9c0430c099ded3152b69fea014
  4. 03 R 8bb37303e7d8039357f9f52145d5d4b47e37bee20131f914b77d1eac456c9bfe
  5. 04 L e3e0970e186da3ed9c818d97754e1880b65089db381cda57d525820f2653d29c
  6. 05 R 5fed3713a9e1dcddd673deedd4ab56dc179477d65833f3f726f3f1da31b27f81
  7. 06 L 5bc6af5862d29f43037d6134ad1fee7161ffa40016cb584f5e231be0d798b872
  8. 07 R 2b39ff4052b3107df85f2fde84ad8933cb27c4cb7f3523a7a67eaa464f84562f
  9. 08 R 7b402e484b73cd0a7c7993a0ad1328cec22ad9d26fd7eec357ebfa2ba7f760a1
  10. 09 R 725c0da23a067affca252740cbee1a2305477ad82ab37aa190117b89af0d05a9
  11. root  46fb3e694bdfcc58f4d4bb717e95cd3a7d6196ce3f73e8e97625fb787b8045ce