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 - LAGUNA II DEO Award a ₱28.5M contract to ALAGON CONSTRUCTIONNational agencies

Transaction hash:
f4591fced648c3a236f0a91268807d6d4bfe140c7f5f21b99ebb53407dac0cd1
Status:
Included and unchanged
Block:
#4,291 1,722 blocks after it
Position in block:
Transaction 256 of 265
Award day:
Nov 26, 2020 (5 yrs 11 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 #4,291 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 - Roads: Construction - Slope Protection using Structural Measures (e.g. Revetment, Retaining Structures, Rock Netting, Concrete Crib, Shotcrete, MSE Walls, Gabions, Riprap, Masonry), Roads: Rehabilitation - PCCP". 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 - LAGUNA II DEO awarded it to ALAGON CONSTRUCTION on 2020-11-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20DI0123: 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 2021-07-15). 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   f4591fced6…ac0cd1now      …
  2. 2. Block Merkle root changed
    stored   5ea83ba90d…7e957enow      …
  3. 3. Block #4291 hash changed
    stored   a4f923491c…ebd4c1now      …
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 264 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f4591fced648c3a236f0a91268807d6d4bfe140c7f5f21b99ebb53407dac0cd1
  2. 01 R f4b8de64dd866c55c180f3a8f6b7c5eff0c8ea6e756a7f060a30f8508920c90f
  3. 02 R bf1dc700274561f9a4d386fbf0994d10d013c9a41a84faca60579b9b013584e2
  4. 03 R 21e41ff2c25ae96263e18f560610a2e8c8d7a300d17fdfe16bbcefc73d03c63b
  5. 04 R f25a9a69e2111eb80e7f01664098cff232da75570febffc85acc5eb1cdd8d301
  6. 05 R e2f79da34b6d132e47b185d1990cd077d4c96aca72e4d9bff3cc943eb0777f5c
  7. 06 R 4bb74e613c8e5391de7d9d8229a3ff5632d07a853f261edd2a093a5f6ed83f93
  8. 07 R 2b31491907f88bced0a8fb9f49ec9f213d02e2ccf532b55a3c994cb51cd7d020
  9. 08 R 456fe98eea3c251e2597ae73096583598673f17c15d444b9d00cbecd95cecd6f
  10. 09 L a2369f0a20f0b6b9ad0bd67078d9e62c1ea54595e812a1f2136348f2ca7669f6
  11. root  5ea83ba90d794123568976076d6f006533ab101e79398cb7ee93a49bec7e957e