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 ₱47.8M contract to ALLADO CONSTRUCTION COMPANY, INC.National agencies

Transaction hash:

1e81720daf469f9bbb11e7cde495e4e013e4f6d3fd1261b03399077b4f9f195e

Status:

Included and unchanged

Block:

#494 5,519 blocks after it

Position in block:

Transaction 1 of 15

Award day:

Dec 16, 2008 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI

To:

ALLADO CONSTRUCTION COMPANY, INC.

Value:

₱47,848,605.72

Project:

REpair/Rehab of t. Palma Gil Bridge ( Manurigao) and Bagwan bridge including Traffic Services

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 #494 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 ALLADO CONSTRUCTION COMPANY, INC. on 2008-12-16.
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 1e81720daf…9f195enow …
2. Block Merkle root changed
stored 0bd7763f6d…3133d1now …
3. Block #494 hash changed
stored 16e6bae665…f62675now …

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

leaf 1e81720daf469f9bbb11e7cde495e4e013e4f6d3fd1261b03399077b4f9f195e
01 L 175a112a13420e2f46f0e32df0fcc0af4cee791c23ac95ff5bc8857868429621
02 R 9918c53c0c0274d4eedf424368b315fdb02eacddf59fcaa38fa39333f4c2270d
03 R 4c29e2b7ecada252248c34f01a8a9a6aba2264f36058e66005668bf8143e19c5
04 R af3bf94e5dc3f93e2bf26edb5cfd7ff533b959242866085c0df6e0915e80f6fc
root 0bd7763f6d46d9bab014f2764d0181726a9ac53bd2e393caaab52508223133d1