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 - PAMPANGA SUB-DEO Award a ₱14.2M contract to R.M. VITUG CONSTRUCTIONNational agencies

Transaction hash:

bbc757128076bd2b25b451758fe5efc82248de58dbecf15280b6c39e8a1e262f

Status:

Included and unchanged

Block:

#1,978 4,035 blocks after it

Position in block:

Transaction 51 of 62

Award day:

Jan 21, 2014 (12 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA SUB-DEO

To:

R.M. VITUG CONSTRUCTION

Value:

₱14,234,086.52

Project:

13CI0088

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA SUB-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 #1,978 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)
The award does not say which budget line pays for it.
Not published
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 - PAMPANGA SUB-DEO awarded it to R.M. VITUG CONSTRUCTION on 2014-01-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 bbc7571280…1e262fnow …
2. Block Merkle root changed
stored aaf840966d…ffefa8now …
3. Block #1978 hash changed
stored c059b14e39…2dd3ffnow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 61 records. Each step hashes the current value together with the sibling shown.

leaf bbc757128076bd2b25b451758fe5efc82248de58dbecf15280b6c39e8a1e262f
01 L b78326253a4e6a2ef27bfb6fc5dd156d9d25b2c448012a1c68c6a622bd3f11c1
02 L 5330006c4b419309ee2c2e79e09a406fc3661cb435b99c7053c5b5f824696c26
03 R 8e6397acdb7dad64c6c8e10a2d5e4be9719825eb0abae7cc81d0ee13c05547b5
04 R 269d457c946671ceba87b8d9fc54d91bd795445f545e0c0a1e84c53f7d9be114
05 L 8a211b39828426b62e72360a2b6831a36da99a8132707476db70ceaa629ae527
06 L b2fe689cc947d44e568ef72c9ecfd9af11f8ee40a4abcff6496be81f1dc902f9
root aaf840966d16e6e06ae07dfb6b0fe03cf5716fe57d213c9e4a5fc40e5dffefa8