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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 - NORTH METRO MANILA Award a ₱4.8M contract to WASSECON CORPORATIONNational agencies

Transaction hash:
5dac901fa7fedb568ddf8ff3fa4dec612891fe494380a406a0f139067f5811b3
Status:
Included and unchanged
Block:
#3,632 2,381 blocks after it
Position in block:
Transaction 53 of 124
Award day:
Dec 26, 2018 (7 yrs 10 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 #3,632 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 - NORTH METRO MANILA awarded it to WASSECON CORPORATION on 2018-12-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18OE0285: 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 2019-06-01). 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   5dac901fa7…5811b3now      …
  2. 2. Block Merkle root changed
    stored   5951ef26cf…b6dfc9now      …
  3. 3. Block #3632 hash changed
    stored   86bd5750fc…304531now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5dac901fa7fedb568ddf8ff3fa4dec612891fe494380a406a0f139067f5811b3
  2. 01 L 5d31948872d80adf0615f1574cef142bdb9c6e750c6d8c58738400da1b727186
  3. 02 R 6acb0304e34d6a1c480a6f2cd1bbbca5650da26ac842923ae246fed74ffccadb
  4. 03 L 81ea6cb6634c3360ab97bf2fdc7fe444c394eee75c322b1ca2e8156681da0251
  5. 04 R 35013e40cf220a0fb366ed917a3d80a3b60d24830893a469d8eaffb0380b9d76
  6. 05 L 4b07b1fc9b5196e47cd0be9a7be470969aa8026db952fdd1bce8b322e958aac0
  7. 06 L 6eeb7c892c4a6ef04e995f168c167f1cbceccd67ffaffba8dd93f34f1511ba7f
  8. 07 R a3e020f77d97ec78474d5c6b8c4c76e56654b3cde11d9d3cc52d9d89ea425c83
  9. root  5951ef26cfa1a33cb1ac6be6dc557b30f6a87c9b89927461ba75821a90b6dfc9