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 - BULACAN 2ND DEO Award a ₱9.5M contract to PETER A. LUCIANO CONSTRUCTIONNational agencies

Transaction hash:

db45e506b6a5cd8a32aea93dd34acb40225a8e394c9c935224040b213d05a9eb

Status:

Included and unchanged

Block:

#585 5,428 blocks after it

Position in block:

Transaction 8 of 11

Award day:

Apr 27, 2009 (17 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

PETER A. LUCIANO CONSTRUCTION

Value:

₱9,525,187.56

Project:

Upgrading and Extension of Brgy. Sapang Putik–Basuit Road, San Ildefonso, Bulacan & Construction of Multi-Purpose Building Barangay Maharlika, San Jose del Monte City, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND 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 #585 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 - BULACAN 2ND DEO awarded it to PETER A. LUCIANO CONSTRUCTION on 2009-04-27.
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 db45e506b6…05a9ebnow …
2. Block Merkle root changed
stored c6cd38934e…b4ec44now …
3. Block #585 hash changed
stored 49e4f1a47f…1ab96anow …

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

leaf db45e506b6a5cd8a32aea93dd34acb40225a8e394c9c935224040b213d05a9eb
01 R e99e2610b20f5900c9b7854c00178ea044bea676b09d06acb6d9f5efcd7fefca
02 R 40ea12963f294353546645a8ffec5f07acb13b06070fd6a63350ece66986a99b
03 R 747220cd3cfb067807275ef05955c5151b4140e66137ab050567bcc9adb6495e
04 L 569c2569192e8d65b483263ea39696cf9962245ab525b20319eb351c2854fa1e
root c6cd38934e3564c3950468afc656b9b1171ba6361c1d5c6684fb6b5711b4ec44