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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 - PALAWAN 3RD DEO Award a ₱150.8K contract to SAMURAI CONSTRUCTIONNational agencies

Transaction hash:
40c8eb2f11a2650780f59f5f6caf107c2ce793ab8dcf4ee3f1dc215c6a726366
Status:
Included and unchanged
Block:
#2,825 3,188 blocks after it
Position in block:
Transaction 51 of 168
Award day:
Aug 18, 2016 (10 yrs 2 mo ago)
Value:
₱150,807.66
Project:
16EG0060- Construction of DPWH Materials Recovery

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 #2,825 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 Locally Funded Projects", 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 - PALAWAN 3RD DEO awarded it to SAMURAI CONSTRUCTION on 2016-08-18.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16EG0060: 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 2016-09-24). 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   40c8eb2f11…726366now      …
  2. 2. Block Merkle root changed
    stored   8af1700fa2…d32f7bnow      …
  3. 3. Block #2825 hash changed
    stored   c859840b8e…762044now      …
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 167 records. Each step hashes the current value together with the sibling shown.

  1. leaf  40c8eb2f11a2650780f59f5f6caf107c2ce793ab8dcf4ee3f1dc215c6a726366
  2. 01 L 403728061cc71cdea0b8d1fe841723eb79f2690dcb1bf8c718a1efeaabbb50fb
  3. 02 L 6976d4649bc379a5dc54cae7b9d88c26ff05e71c7b5998d36912c989066574c1
  4. 03 R 97e22d8404e6da109c48d756f55f308ffc4b003c52c4dd3d80219eebdb7634a8
  5. 04 R c266c896153d8ad19e226db4db86784ca8b7e20d3f30d18e4dc852f1250f0a6b
  6. 05 L effd07d33f6e8f91679e4ee4cda1dcd9a5c70dd8503a46cb9881413ae51d2c7a
  7. 06 L 6456e9842065077c378f3f896136e28276604d84aef2f5506c7823d8c6fcfc78
  8. 07 R f134699ffdf70f008f4882ac040f1fd8634241b224b58897207c6ae6cbb52df3
  9. 08 R 16505e8b33fc77af066c986914a01279436f5e1c3a18e0981f38ba11986f717f
  10. root  8af1700fa2b3130282612fed6101cd5bdf334bc40b59d2f5a3515ca01fd32f7b