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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 - NORTHERN SAMAR 2ND Award a ₱11.7M contract to SAMNORTH BUILDERS CORP.National agencies

Transaction hash:
cfd43c1203071fc6f292e2f924ca9baedc8bcc513ca2c2a7eedf25cf0d151ee9
Status:
Included and unchanged
Block:
#4,017 1,996 blocks after it
Position in block:
Transaction 308 of 390
Award day:
Feb 6, 2020 (6 yrs 9 mo ago)
Value:
₱11,681,621.80
Project:
20II0033, Construction of Multi-Purpose Building

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 #4,017 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 2020 LP", i.e. the FY2020 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 - NORTHERN SAMAR 2ND awarded it to SAMNORTH BUILDERS CORP. on 2020-02-06.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20II0033: 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 2020-09-07). 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   cfd43c1203…151ee9now      …
  2. 2. Block Merkle root changed
    stored   996b4fefa7…545a88now      …
  3. 3. Block #4017 hash changed
    stored   538acb6e56…2d70eenow      …
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 389 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cfd43c1203071fc6f292e2f924ca9baedc8bcc513ca2c2a7eedf25cf0d151ee9
  2. 01 R d0206c0601b51009f0b57d15bb27373341881abf23ecd09abb65114290ed9287
  3. 02 R 8714f59520515676dd827100cd93039d135b923b3e71d441beac75ff3df26076
  4. 03 L 86ff742336930ae001d7be2ae5693a068ef17b4fde76d964bf945fb473e4fc89
  5. 04 R 643ac1b23a055737e1ed27ac3ef04adb61d23e94b30dc1dab42704d3b19a6264
  6. 05 L dbc31a5b474b66417534b20ccdfbfdd81e20ddf5cca4e55fbdc214b2190f4bbc
  7. 06 L d006ac187da5a4b6cb3e4f6f0f570523bfa506664b7a5a23da5948ea0bfbb858
  8. 07 R d317183262d8fef5eceb090e6353251feb6206de0d7c959f2e50a58ef8fd68c3
  9. 08 R 4e588f914a12bafb9075968321c8874056a582613408928eadeee48b4ac1865d
  10. 09 L f4037809cf0854ad1412e502ae8a5d98f230bfdd15bdfc3b3270868e8b7f4c22
  11. root  996b4fefa76317e311915c83071455b1d0e2931c337a1cbd270ce05f09545a88