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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 - METRO MANILA 2ND E Award a ₱59.0M contract to J. H. PAJARA CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
8b038ca4b4f79bda28a38bbb3651ad3a2c2671ac210f756a2b5503e9e3d04466
Status:
Included and unchanged
Block:
#3,428 2,585 blocks after it
Position in block:
Transaction 283 of 485
Award day:
May 25, 2018 (8 yrs 5 mo ago)
Value:
₱59,031,455.61
Project:
Construction of Flood Control Structures

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 #3,428 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 2018 OO-2", i.e. the FY2018 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 - METRO MANILA 2ND E awarded it to J. H. PAJARA CONSTRUCTION CORPORATION on 2018-05-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18OC0095: 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 2020-03-09). 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   8b038ca4b4…d04466now      …
  2. 2. Block Merkle root changed
    stored   4cc0423ea8…bb0680now      …
  3. 3. Block #3428 hash changed
    stored   8bc6ab23ba…86f35enow      …
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 484 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8b038ca4b4f79bda28a38bbb3651ad3a2c2671ac210f756a2b5503e9e3d04466
  2. 01 L 8a6feb5bd320b67e528c11c1e64e734c17c2dae9d67ab4ec80ac391c05286fe5
  3. 02 L 3fdd642b7d90f2cef233b76fd0045660393231be55f0f3925a066737f8347bfe
  4. 03 R 16d6115fe5ac340238546e7e46d33f074bc3af5c0390792621d3e3ded8043411
  5. 04 L 82d9fcb10e9f743197aebb387256326f54dd78041cd2bd484eeb5b6d89ebbcf8
  6. 05 L f6402e1ed718ca6975752a6cfa9ce40ee1dc7e2cba277574621c145e2d2bf228
  7. 06 R eb5caaba6383f4b0c9710c0343e55b3b2986ad8b58c46ed2a781386c58defacc
  8. 07 R 8fab1ef61a0701e8e4c2b4edf183223c9d9c32e732cae4a9d625c50663dec400
  9. 08 R 6dbbf423ba768281d6a2ecbaddd67ac2657f0e8859eefe61414c3a2668cd3633
  10. 09 L db1e8a66ab36a86699eb6f7460e03290c1d39408a65761514622a27db0bcb1d8
  11. root  4cc0423ea844f5b448fa1167d8ba0fb515b1905c1da03b000db13e57e5bb0680