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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 - LA UNION 1ST ED Award a ₱11.8M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
47b54745ede29a637eb3509914c791baf4d97c98cf8284f5398e45b6780fa37b
Status:
Included and unchanged
Block:
#4,183 1,830 blocks after it
Position in block:
Transaction 35 of 148
Award day:
Aug 4, 2020 (6 yrs 3 mo ago)
Value:
₱11,819,444.20
Project:
20AE0061 Civil Works

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 #4,183 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 - LA UNION 1ST ED awarded it to E. E. MADAYAG CONSTRUCTION on 2020-08-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20AE0061: 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 2020-11-06). 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   47b54745ed…0fa37bnow      …
  2. 2. Block Merkle root changed
    stored   d32b165a79…e4ceb9now      …
  3. 3. Block #4183 hash changed
    stored   02c774fe23…9c8635now      …
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 147 records. Each step hashes the current value together with the sibling shown.

  1. leaf  47b54745ede29a637eb3509914c791baf4d97c98cf8284f5398e45b6780fa37b
  2. 01 L 4637dde3711c4f39561120cfe90ca50f3050c8e211d6c9eeed5585de1fe468e1
  3. 02 L 60603508f12b72f55fdf6ed36df6ca42e637dd5c42c5ca188776d23bc51322c5
  4. 03 R 9c1382a3c7776216d017db4329456e2db169c97447486d09ca07706b216eb49c
  5. 04 R 31af8c0ec2d09200b1529259968065106859e1d131dcb62291d73abf79b5cc6c
  6. 05 R e764e567e47852470e32a14bb658821030c2a756bed59e4292aed8760a9e8e94
  7. 06 L c5b7349dc8727b0a65b65b530cb1dfa6adeb3627a012654323ec00440033b980
  8. 07 R 87415ea2ccacda4164159663f4566bdd705c2637065798d873fed6b2ffaf09b6
  9. 08 R bc7e81c2815b6ef98c68b9b5baccedb3c3e75e5d74794cf3f7cd26b03ad105f1
  10. root  d32b165a79ec02d02f050046a2a59786916c8f212c194e8eb1b8bd7861e4ceb9