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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 ₱2.9M contract to MAER SUMMIT KONSTRUKT CO.National agencies

Transaction hash:
fd4744e309f70e69a6777cb8245e39f032410496179311312bf23e3c1596ff89
Status:
Included and unchanged
Block:
#2,644 3,369 blocks after it
Position in block:
Transaction 259 of 263
Award day:
Jan 22, 2016 (10 yrs 9 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 #2,644 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 2016 MFO-1", i.e. the FY2016 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 2016-01-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15LG0175: 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 2016-05-08). 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   fd4744e309…96ff89now      …
  2. 2. Block Merkle root changed
    stored   83db36a116…cfc918now      …
  3. 3. Block #2644 hash changed
    stored   9c69b8c26c…ef02acnow      …
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 262 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fd4744e309f70e69a6777cb8245e39f032410496179311312bf23e3c1596ff89
  2. 01 L fcac56f4b52b1634a5c16eb18625a0909ab5ee8390a52a6171edabb476cafc1c
  3. 02 L 498892fe69bbb053fdfdcb928bb7eb17a345fc98ec989e6d1c4b78e6bb812be0
  4. 03 R 46ca73f5410c0910c3cde6654ba0423ed240d5458c78091c4e01894ba07fcf63
  5. 04 R 5379bca3ca765ca975e42da88ad2110d79a36cd54b2f3dfd10d46572df822c7d
  6. 05 R eb794cd2cf5d382d0390421177db3b3d3417fe7def80e6d8db550ea09c18861f
  7. 06 R 10a44b2c3069ce8cdcfebd7992891b9680b682253b107ce7f03d4271f691d731
  8. 07 R 341e97e8ba59a9938f6a844c15f37c107d3fa8f0dc476bcad98b8fee50520b3c
  9. 08 R bce5eb89d355a41810198a16bb9343a210027a48126d0997c171d0b24cfdbc53
  10. 09 L 081d74b309159e632d1bea8fb19984c604778a62c5754d70751d16aea97cc58f
  11. root  83db36a116e36a0c08e046e11f3fb431df6fe471c51911a0991d988472cfc918