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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 - DAVAO ORIENTAL 2ND Award a ₱14.9M contract to MAER SUMMIT KONSTRUKT CO.National agencies

Transaction hash:
665c80ee29af28bb1dfe17ce504a7233a94d29ed2b94bcc339ebbe14b8d9c2b9
Status:
Included and unchanged
Block:
#3,208 2,805 blocks after it
Position in block:
Transaction 62 of 153
Award day:
Oct 4, 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 #3,208 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 "Outside Infra - GAA 2017 DA FMR", i.e. the FY2017 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 - DAVAO ORIENTAL 2ND awarded it to MAER SUMMIT KONSTRUKT CO. on 2017-10-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17LG0095: 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 2018-02-25). 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   665c80ee29…d9c2b9now      …
  2. 2. Block Merkle root changed
    stored   b116050aa1…3b3c76now      …
  3. 3. Block #3208 hash changed
    stored   8a8b273f8c…f48502now      …
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 152 records. Each step hashes the current value together with the sibling shown.

  1. leaf  665c80ee29af28bb1dfe17ce504a7233a94d29ed2b94bcc339ebbe14b8d9c2b9
  2. 01 R 671f25aae21ec261d9d49879c908b66910273ad160b7b39d11b587ceefbbc7e0
  3. 02 L 81f022725062bacb2b5d94fa888f87a9630c15adf28493f5852073b177a7e033
  4. 03 L 0a88532895a10e3a60f5264e1c06411130c199befa2c5a72642f1b9ab521ba01
  5. 04 L 8deb023c37a791c872e16171053d6fa54438271059820aa8c14aa4799f791019
  6. 05 L fefb85c77036a8d343a622a5cee83275ddc244e06d1a65ad68d67cc73842aee8
  7. 06 L 9e753f89e1cefa9b7b1dc77033ca3154b300bd1871ea3c68975401b33be696ba
  8. 07 R 2bcee1b8a5328c9344f03c79e5adcbb233ea90367143d9a54708b405b969d407
  9. 08 R 4e64f233ccd60b13642cd9676dd616c99e66a5af8b1a55192eff54d099422819
  10. root  b116050aa14ecdd91f91dfe9d4f68916b960035d4830c8983728b4c2b13b3c76