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 - LEYTE 4TH DEO Award a ₱12.4M contract to MAC BUILDERSNational agencies

Transaction hash:

bc1139dcd7dfe7e52c44da6692082305e9b73ac0d340a4efbacdae8004091952

Status:

Included and unchanged

Block:

#1,120 4,893 blocks after it

Position in block:

Transaction 17 of 23

Award day:

Apr 14, 2011 (15 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH DEO

To:

MAC BUILDERS

Value:

₱12,389,912.04

Project:

Road Upgrading (gravel to concrete) Libungao-Matag-Palompon Road, Km. 1001+231-km. 1004+889 (realigned to Km. 1021+000-Km. 1021+750

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH 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 #1,120 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 - LEYTE 4TH DEO awarded it to MAC BUILDERS on 2011-04-14.
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 bc1139dcd7…091952now …
2. Block Merkle root changed
stored 2f5431a482…e09f9cnow …
3. Block #1120 hash changed
stored 0641e70666…1bc424now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

leaf bc1139dcd7dfe7e52c44da6692082305e9b73ac0d340a4efbacdae8004091952
01 L b86f5e8876ae995bcc8fa345e6c309caacf1c6497870970d07804e63fefa634d
02 R 4b68d5aa728d383cb4f56c83a8efe39cb8cab26c6f6a5922700333e86f81444d
03 R e49ad9b36d9e545e7283aa64ca5fe22fb1403a0b3b2823b98686a36f0b19319a
04 R 8950ef41e325bde8b7b7fafc5e8c5f3c618895ef146f69e8913005ea723688b9
05 L 7c20fcebb3516dcfac9aa9167f43672ec6dc8945e522907e4f7147c6d675a116
root 2f5431a48242fd64187b75bdb5e21df57e3891a67b49ab1e487a71a24be09f9c