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 - REGION XI Award a ₱4.4M contract to MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC.National agencies

Transaction hash:

ef3ea8ca3237de1d232af6f6fbc9f542e6567abdf2a1d0335c0a2256f5e2c47c

Status:

Included and unchanged

Block:

#916 5,097 blocks after it

Position in block:

Transaction 7 of 8

Award day:

Jul 28, 2010 (16 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI

To:

MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC.

Value:

₱4,352,097.44

Project:

Repair/Improvement of DPWH Regional Office Employees Quarters, Ramon Magsaysay St., Davao City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI

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 #916 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 - REGION XI awarded it to MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC. on 2010-07-28.
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 ef3ea8ca32…e2c47cnow …
2. Block Merkle root changed
stored 27a57ef2ad…698611now …
3. Block #916 hash changed
stored 2be75fbf75…d662f0now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.

leaf ef3ea8ca3237de1d232af6f6fbc9f542e6567abdf2a1d0335c0a2256f5e2c47c
01 L eaa6014aaadbd609dd5bd41b1fdf01a2597f02d2dba0881b70f78abcd4c6871a
02 L 3ef6abf0c590230cb2cbf25b929e91336e365934aa8362382145c1623a79440b
03 L 81a8209897e46585b614a0ebc6defe6f76ac5b05fd756ab08527b4b035c4a9f4
root 27a57ef2ad62575f79f2c46508e5493417f7781e6578fa3ce8861ac4c0698611