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 - EASTERN SAMAR DEO Award a ₱944.2K contract to ARYANESA CONSTRUCTION & ENTERPRISESNational agencies

Transaction hash:

ca835ce2ff06fc2fd757c2dca308223efbd02bbeebb27b2fbe85e7b9580b1697

Status:

Included and unchanged

Block:

#1,453 4,560 blocks after it

Position in block:

Transaction 29 of 43

Award day:

May 15, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

ARYANESA CONSTRUCTION & ENTERPRISES

Value:

₱944,194.09

Project:

12IB0048-Repair/Renovation of Barangay Health Station, Brgy. Bahay, San policarpo, Eastern Samar

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR 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 #1,453 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 - EASTERN SAMAR DEO awarded it to ARYANESA CONSTRUCTION & ENTERPRISES on 2012-05-15.
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 ca835ce2ff…0b1697now …
2. Block Merkle root changed
stored 790d60a48a…d2b9b0now …
3. Block #1453 hash changed
stored 3ccb1fdd09…6c1aeanow …

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

leaf ca835ce2ff06fc2fd757c2dca308223efbd02bbeebb27b2fbe85e7b9580b1697
01 L c5f8ecf8f421516cd013ae6c7a34bd0ee84fb716b16a9875011d110dcc66be50
02 R 3a4daffff76f83edfff0d3d2c37eba042f37687d9b4b5e9d5214b19f332215fb
03 L 5594062056ebe13431e7a0f9ab1e898b9c992423dfc59c14b354bb53db70ae9f
04 L f812db08022822e4f0fdeeb430d1ffb342f1bbd0b99df6fe27aa1552da4be0e1
05 L 16b3167685d459339c2b408c61734549c89bf1ea66de8de2fe8bf27d76dd00c7
06 R f7192d9488bf3a5f83899304808e0d0264c7a5335f9dcaaac73e83d601c219a6
root 790d60a48afa1f33f4c540a97792112e29b64f5ba5c5aca8791db6315cd2b9b0