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 1ST DEO Award a ₱947.6K contract to HALREY CONSTRUCTION INC.National agencies

Transaction hash:

b78664af0c2b2d23bd78dc2b01f49557aba5cca85b9012eaa546c9013965e298

Status:

Included and unchanged

Block:

#1,161 4,852 blocks after it

Position in block:

Transaction 54 of 73

Award day:

Jun 7, 2011 (15 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

HALREY CONSTRUCTION INC.

Value:

₱947,638.46

Project:

Package XLIII-Rehabilitation of multi-purpose building Tiaong, Baliuag & Lolomboy, Bocaue, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #1,161 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 1ST DEO awarded it to HALREY CONSTRUCTION INC. on 2011-06-07.
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 b78664af0c…65e298now …
2. Block Merkle root changed
stored 35ba7a3b55…95f3c2now …
3. Block #1161 hash changed
stored aa626f2834…495401now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 72 records. Each step hashes the current value together with the sibling shown.

leaf b78664af0c2b2d23bd78dc2b01f49557aba5cca85b9012eaa546c9013965e298
01 R b78d46115e299018f1a29f68b3e7ac2f9a15744fd2f3ca33ac03525877152774
02 L 423225ea7b2d7c2fd9b465d0e7e51abb38ff529d7c38613aa5c175cd40a073b1
03 L d39f4b9f0e9aa27a66a5978350fbd38ea63e224f9f7c5859a0efb4158d58d9fc
04 R bebcd20b396e705058e5c1108c65ddacb6465c90c6fa432f65286248c6831c44
05 L a365f240a8778e51c5eb0b041e9eb4e4255060dd659fa7329930a6965ee63bf6
06 L 682210abf85cebacf83e30f1f08cf3eaee5dff693f4fb40257978110f5d9c543
07 R 7acc58a7ddc1911e3879fa4fd65462a0d4bbd2679f3faa093fd2fde189ab53a8
root 35ba7a3b5501bfbdf131c7adcf296fe374c6a244e9f22ea415b1fc16c695f3c2