Skip to content
FY2026 GAA: ₱6.79T
PisoScan
Home
Records
Contract awardsInfrastructure projectsCharts & statistics
Entities
Top contractorsProcuring entitiesRegions, provinces & LGUs
Budget
National budget (GAA)Agency budgetsRegions & LGUsFollow the moneyBudget stagesFY2027 proposed budget
Blockchain demo
OverviewBlocksTransactionsHow it worksVerify the chainAPI & mirror kit
Audits
COA audit opinions (LGUs)
More
About PisoScanData sourcesOpen data & OCDS export
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 DEL NORTE DE Award a ₱1.9M contract to ROSBILL CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
64c563604e07ae274dd208672fc488195cf5edffae0f35807045553a5f5f2b5c
Status:
Included and unchanged
Block:
#4,521 1,492 blocks after it
Position in block:
Transaction 73 of 219
Award day:
Jul 28, 2021 (5 yrs 3 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE DE
To:
ROSBILL CONSTRUCTION AND SUPPLY
Value:
₱1,937,172.44
Project:
21LC0132 - Construction of Multi-Purpose Building
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE DE
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 #4,521 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 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.
    Partly
    Open
  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 DEL NORTE DE awarded it to ROSBILL CONSTRUCTION AND SUPPLY on 2021-07-28.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LC0132: Completed, 100% physical progress.
    Found
    Open
  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 2021-10-11). 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   64c563604e…5f2b5cnow      …
  2. 2. Block Merkle root changed
    stored   9ac875fdc2…8220fanow      …
  3. 3. Block #4521 hash changed
    stored   72550fbe6d…04a5f1now      …
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 218 records. Each step hashes the current value together with the sibling shown.

  1. leaf  64c563604e07ae274dd208672fc488195cf5edffae0f35807045553a5f5f2b5c
  2. 01 L 6481240c761e6e5acfd89b81245020726c5258c8e2c77f95314155223958def3
  3. 02 R f11a964400e38564d58be888cf4dae44d364fd951ef373f98ced12da339bdc3a
  4. 03 R e732395f1feb09ee1ab7785aa7b2ed03c5ff239d80a7a23a0bac8715a72043be
  5. 04 L a896e1104bbc9cb38f0e8567b3e2412d129e0b45f9d0e03e80947b52df09a08b
  6. 05 R 257889abaf3f1f8811f4aa00b80f47b9dcb4ddb50147ad1fbe58a7910188a85b
  7. 06 R 6804eb3f08269acede70b90372d78e96e1d74e45a6163c1a6245e95d22f8368d
  8. 07 L 4456c91f6600e6e334ac305414ac859994f5fbe663a081177b9656002e359317
  9. 08 R 9a4e881d466ab7d45b68b380d4de4a74289acdaa3240a49539902ebbd5879290
  10. root  9ac875fdc2ac6b78a97a03748866cc56d59af401cb38e1cf2680b6b4288220fa