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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 - ZAMBOANGA DEL NORT Award a ₱2.8M contract to MONTPHIL CONSTRUCTION CORP.National agencies

Transaction hash:
541be97ec5dcebf19b8ea337095b1404b205d1b35f8561bc1b04e91e692101f7
Status:
Included and unchanged
Block:
#3,214 2,799 blocks after it
Position in block:
Transaction 82 of 230
Award day:
Oct 10, 2017 (9 yrs 1 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 #3,214 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 - ZAMBOANGA DEL NORT awarded it to MONTPHIL CONSTRUCTION CORP. on 2017-10-10.
    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   541be97ec5…2101f7now      …
  2. 2. Block Merkle root changed
    stored   5739bc69a6…6178c1now      …
  3. 3. Block #3214 hash changed
    stored   fdc5fb9bc1…48351enow      …
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 229 records. Each step hashes the current value together with the sibling shown.

  1. leaf  541be97ec5dcebf19b8ea337095b1404b205d1b35f8561bc1b04e91e692101f7
  2. 01 R 54980307e3d2d150f6c8caf6665e27e1520364236c97bb33a8d8d597551a0a0e
  3. 02 L d80bcea74cd58bb6ce71c6aa7eb1f60d26b7fe6aed6db169e6a85de02fa27692
  4. 03 R f8ffc36b50eddad61f96d692ddb4cfbf2de8e218c5f24f85018f53756dc5880e
  5. 04 R 3fff0c124ab6a4a3e6ba730e58334a05c59edadfc0973d96726da79a7caa6105
  6. 05 L a41f05359827e1ef4e00d8670042b8b5c824305c62dd77e32847cf43e0329389
  7. 06 R f822b073f132bfb3c3c5d04b5d00cd5b45f5e1b450ac0a8b55a7f0ce49eaddf3
  8. 07 L 97de340f45587b05391f4b3df55a1c90e332d0e8b31aeb6604706edbb27a2db8
  9. 08 R 93b0c46972f8254edc6b9bbfb0bfccee3f3549b2fef7e1a941bb7dfd5396c298
  10. root  5739bc69a632acf0d9a4a377040ef3716ae5cb063fd14220c89e300df86178c1