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 HIGHWAYS - CEBU CITY DEO Award a ₱963.0K contract to JJ&J CONSTRUCTION AND GENERAL SUPPLYNational agencies

Transaction hash:

d385cb138db3a5a98b4695e13e8ef182f8742227c7ff720eebb893b34f9bf58a

Status:

Included and unchanged

Block:

#690 5,323 blocks after it

Position in block:

Transaction 12 of 13

Award day:

Sep 17, 2009 (17 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

JJ&J CONSTRUCTION AND GENERAL SUPPLY

Value:

₱963,000.00

Project:

Cluster Ii-Buildings a) Improvement / Repair of Multi-Purpose Bldg., Brgy. Toong and b) Improvement / Repair of Multi-Purpose Bldg., Brgy. Sapangdaku, all of Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY 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 #690 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 HIGHWAYS - CEBU CITY DEO awarded it to JJ&J CONSTRUCTION AND GENERAL SUPPLY on 2009-09-17.
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 d385cb138d…9bf58anow …
2. Block Merkle root changed
stored ab1c751c3b…4682e8now …
3. Block #690 hash changed
stored 0b57d510b2…30c4ccnow …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.

leaf d385cb138db3a5a98b4695e13e8ef182f8742227c7ff720eebb893b34f9bf58a
01 R d385cb138db3a5a98b4695e13e8ef182f8742227c7ff720eebb893b34f9bf58a
02 R f66a8c43281bfa00ecbefd916e6f0ceef9f3fab2f091e1d98fb90f3107cce1c7
03 L 955a077bad38de36a2731ad1c148a48219390064182f0a049d9d85444d99bfa3
04 L 520b53385510c7d461b11aaa09fa8e4ebc16e71aac5b68fb59a5ff1c3b3e0588
root ab1c751c3b1d3c6ce78d5146138c78da6c0d0a80f4cf92eb496d2d1dae4682e8