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 ₱1.6M contract to PLD CONSTRUCTIONNational agencies

Transaction hash:

622204bbfddb7b8bc4f9a2c7d0f44ddbbf749a262b07fbe93753be5ccc843400

Status:

Included and unchanged

Block:

#1,094 4,919 blocks after it

Position in block:

Transaction 15 of 38

Award day:

Mar 14, 2011 (15 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

PLD CONSTRUCTION

Value:

₱1,640,688.00

Project:

Assets Preservation of National Roads, Generated from Pavement Management System / Highway Development and Management - 4 (HDM - 4), Gov. Cuenco Ave. (KM0009+102.2 - KM0009+112.2), 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 #1,094 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 PLD CONSTRUCTION on 2011-03-14.
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 622204bbfd…843400now …
2. Block Merkle root changed
stored 023c5bed0d…1f8eaanow …
3. Block #1094 hash changed
stored db4a49e478…223d69now …

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 37 records. Each step hashes the current value together with the sibling shown.

leaf 622204bbfddb7b8bc4f9a2c7d0f44ddbbf749a262b07fbe93753be5ccc843400
01 L 5b40d9121ef689d3dd210f4819b7eb5de1fc1f2ec9afc32bdaf26d925ca08109
02 L 57b6eeacd9471cafe6023cbb8c39e1d69fe3230517993ba14e196d5cc7febc75
03 L 1a647722b36f12a8ea7024e9b49e8c2394cea3b9e0e9aba4ea0e4605f70b9d3e
04 L b9c0794d0dd19f8dad1021e39ce2caa7e7702f522fc53a09e43b6643dc57b1fb
05 R ed64e36cbe2ef71eedf993e1b3a80e713a51f03c321ff304e4f8f57291aa0717
06 R 0324f02a47b77c4ef765614d76dc47b0f0b5e0c66fad6238babb2cc80e86a219
root 023c5bed0d87e076850b8b5c81d79f5d52ec4782bbd272087e6214e4e11f8eaa