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 - QUEZON 2ND ED Award a ₱6.5M contract to F.P. DE GUZMAN CONSTRUCTION, INC.National agencies

Transaction hash:
5179635ec47ee9212ed56e4f9d9cd419c9cf2732a6b5c56b6328fffe03384f10
Status:
Included and unchanged
Block:
#3,762 2,251 blocks after it
Position in block:
Transaction 341 of 1,032
Award day:
May 14, 2019 (7 yrs 6 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 #3,762 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 - GAA 2019 OO-1", i.e. the FY2019 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 - QUEZON 2ND ED awarded it to F.P. DE GUZMAN CONSTRUCTION, INC. on 2019-05-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DJ0001: 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 2019-08-13). 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   5179635ec4…384f10now      …
  2. 2. Block Merkle root changed
    stored   38292d371f…11f14dnow      …
  3. 3. Block #3762 hash changed
    stored   252ff3b608…21a481now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (11 steps)

How this one record is tied to the block's Merkle root, without needing the other 1,031 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5179635ec47ee9212ed56e4f9d9cd419c9cf2732a6b5c56b6328fffe03384f10
  2. 01 L 51075433b4906e7113752e3a895a03661dce7d807593d5976455527e4c04f322
  3. 02 R 27f8c866f231b4625c68f8894097600c77d44e2b6b08ad35aa9e3acbcc5b5d1f
  4. 03 L 6db5c09e1c231f862f0616cd92c00954160870c88bf1ab43ed717c4722415e05
  5. 04 R 6772bccee472b0076152cf50bbc2b5338113eae74ea39ef3867691b58e86f538
  6. 05 L a2928481f203242215668edb2d78dac59b0f1cb06a8ebc8c1bfede60b44d22a4
  7. 06 R 3c612ab1575ea9ac6dfc961ea16df962480d9a18aad527b7c0919a1de08ef181
  8. 07 L 306ced809ab81a57efe31d260908077b75d2784d072feff9179ef0f88eb9004a
  9. 08 R 518df7fdca007ad607feb4bac5fbf859209cdd318a4a18492ddf520dca308dcd
  10. 09 L e1baaacaa0a1e5f083322510591a6473234513d5d629788317c32567bf1b0d8f
  11. 10 R 71a0bd293f7268894d1778328afcbbad7f2a0018723fadabbf74e109b81322f4
  12. 11 R 6a48212d767f119918d835eab6807d61ee2a02c0330964087fec48ca1513fb16
  13. root  38292d371f9de3dd529b8f59594859b066f469fb9b1e07afcce0f22a1811f14d