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 - EASTERN SAMAR DEO Award a ₱10.3M contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

aa36dbc388ef11f607dc95bd51f5683b7e831eade6976508f8f0825a45b053ec

Status:

Included and unchanged

Block:

#2,839 3,174 blocks after it

Position in block:

Transaction 78 of 113

Award day:

Sep 1, 2016 (10 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

A.C. RIVERO DEVELOPMENT CORPORATION

Value:

₱10,283,077.21

Project:

16IB0227 - Construction of a 3STY 6CL School Build

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

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 #2,839 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
DPWH lists the funding source as "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
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. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2016-09-01.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16IB0227: Completed, 100% physical progress.
Found
Open
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. Completion
Certificate of completion · Sec. 5(d)
DPWH marks the contract "Completed" (end 2017-03-19). The certificate itself is not published.
Partly
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.

Contract amount (₱)

1. Record fingerprint changed
stored aa36dbc388…b053ecnow …
2. Block Merkle root changed
stored 42f0196417…adc5f2now …
3. Block #2839 hash changed
stored 98f1c0f168…471535now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 112 records. Each step hashes the current value together with the sibling shown.

leaf aa36dbc388ef11f607dc95bd51f5683b7e831eade6976508f8f0825a45b053ec
01 R acdc0f490fa20de124aaf739f52232b41d78382d532f3748843ec2671191945f
02 L 448dd1b4d4cd39874fedd1d70a120ab7fc9ecb2df06a8dceb3cd06b13003c75b
03 L a01e38dc1c783e4d3a1e77c93f6c0fca37857a4f7a103f0b47707c5c8e67ceee
04 L 10fbc7666896da9ae82912605160de32d55525cf6479dfd61a3aa524ceda60ca
05 R 0c2894b87652ebbcf9a0a96c3830c8cc1ad5ab8f3c489c8b67a3590481890e59
06 R cde5d1bb9a2aa54e6b73fefd8f60946321a4d505fad946caaa672a4563b9a968
07 L 4db9583930b50de02359f3c78968c51f3c0b4402a711b49f991e75507277ae7d
root 42f0196417650a0080d0efd21179dc0cb0752e1c620b831ddd2a837f27adc5f2