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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 - LANAO DEL NORTE 2N Award a ₱6.3M contract to AHMADI BUILDERSNational agencies

Transaction hash:
4f643a39bba22eee032d315209ef9d355b876cf34817f32475d8048151655508
Status:
Included and unchanged
Block:
#2,490 3,523 blocks after it
Position in block:
Transaction 71 of 218
Award day:
Aug 14, 2015 (11 yrs 3 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 #2,490 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)
    The award does not say which budget line pays for it.
    Not published
  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 - LANAO DEL NORTE 2N awarded it to AHMADI BUILDERS on 2015-08-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   4f643a39bb…655508now      …
  2. 2. Block Merkle root changed
    stored   b9472b8c7c…236065now      …
  3. 3. Block #2490 hash changed
    stored   d5116cfc64…bc7e9anow      …
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 217 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4f643a39bba22eee032d315209ef9d355b876cf34817f32475d8048151655508
  2. 01 L 4e544d79e5ed6735abb05d16b1697f1101d4a9bcbeda1188251ec110baf2f4fa
  3. 02 L 2d10d7e8b26142d5d93879e6f6d17ab0d77a70bb40897a05af237b6eb33a5f4c
  4. 03 L f40f3ae3623b135c095067105ba21a8edc74af09476f68f1fe552b6a2d687dfc
  5. 04 R 820e61404e474f61c2df5b45ac6b93f723aebe8ce055c2c8576a9cc8e81bebad
  6. 05 R 961f80ae27341a84d85ff7b3d4174e90ef7ae7a2749ebfad5be8e08a2470b9f8
  7. 06 R 6278d7b478e1700afca6ca4ca348e2cba6c376961db7e3a4526804cbdd12ab44
  8. 07 L 75f7985feda49b1e48af57f5678c04724568c30f08cc33548f90697f221d382e
  9. 08 R d8bdbc5ae3797d8ece7afe9414ba2f10b1b8251e77ae611fe2ab8308b6d5a9af
  10. root  b9472b8c7ce504ce04d4ecec1c22b83945fcdb263276a775fa41478ded236065