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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 - PAMPANGA 1ST DEO Award a ₱12.3M contract to E.B. MATIAS CONSTRUCTION & TRADINGNational agencies

Transaction hash:
f28ff3da5cec45ad2a15384e2ba84eec4e009333dba1172c809e4dcbe6e511c3
Status:
Included and unchanged
Block:
#4,206 1,807 blocks after it
Position in block:
Transaction 412 of 433
Award day:
Aug 28, 2020 (6 yrs 2 mo ago)
Value:
₱12,281,643.55
Project:
20CG0256 - Concreting of Brgy. Baliti to Brgy. Tel

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 #4,206 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 2020 DA FMR", i.e. the FY2020 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 - PAMPANGA 1ST DEO awarded it to E.B. MATIAS CONSTRUCTION & TRADING on 2020-08-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20CG0256: 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 2020-12-06). 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   f28ff3da5c…e511c3now      …
  2. 2. Block Merkle root changed
    stored   1139ceb392…03e210now      …
  3. 3. Block #4206 hash changed
    stored   f67a5e6af6…c842e6now      …
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 432 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f28ff3da5cec45ad2a15384e2ba84eec4e009333dba1172c809e4dcbe6e511c3
  2. 01 R f2e1bdc869194da6a251c8825a5383781fba5740ad36d01c914a8aca7b32bbcb
  3. 02 R b74cb2a93ea54975bb43204de5ecc8b6df2786f137305d2248e22209ca2c9f7c
  4. 03 L 4a076b14f88d35ae463cc24390dca113e628f45810f613f87635e05bbae6f55f
  5. 04 L 4273d9f669b7b1b116d612a497c6994dced8c4d405895118397ac05e4b2bf45f
  6. 05 L dff28fb4d50a0d608b5de2a5fb399a88695099f314bbca6b8bdca68b89358c33
  7. 06 R f89be3d4d86fb39c55d0c640a6047962c5e02a938c977f9136ab3a35c107e159
  8. 07 R aaab249f3bc3ce47d11dbb65bbb9bf4b13d0b4c875fb9299f6f71d133360020a
  9. 08 L f7cc08035a4a1cd5bdad10798c3390802f45373a5d9a9031de4ace3645b6a3bf
  10. 09 L 278f9d3d41cc059ec0e063091704df0f85ea1e3dfe4491748194a52840c6a365
  11. root  1139ceb3921dd968bfb984ffea1369deda41285b2a63b4bf89c68e8cc203e210