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 2ND DEO Award a ₱771.4K contract to ARYANESA CONSTRUCTION & ENTERPRISESNational agencies

Transaction hash:

b6a6e906c8edfbed50d51b49886f50f07a6282133e09c6c7c92dc4510db077d5

Status:

Included and unchanged

Block:

#1,068 4,945 blocks after it

Position in block:

Transaction 3 of 8

Award day:

Feb 9, 2011 (15 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 2ND DEO

To:

ARYANESA CONSTRUCTION & ENTERPRISES

Value:

₱771,400.00

Project:

Construction of One ( 1 ) Classroom School Building, Balud Elementary School, Brgy. Balud,Capoocan,Leyte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 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 #1,068 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 2ND DEO awarded it to ARYANESA CONSTRUCTION & ENTERPRISES on 2011-02-09.
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 b6a6e906c8…b077d5now …
2. Block Merkle root changed
stored 9f66e6cc2c…35e2canow …
3. Block #1068 hash changed
stored bca829a5a9…5a8baanow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.

leaf b6a6e906c8edfbed50d51b49886f50f07a6282133e09c6c7c92dc4510db077d5
01 L ac8375b867dbd0fb898e31e2cdc9234ce91608bdcea134342a626a91e2756cce
02 L 663b88ffa8947d125527b9ab517a99c790fe924d30644aa994f8aa852a394037
03 R e4a2fce78c145e4c058b667c5139fccad8163eb87d121314cbe2558ee4181e26
root 9f66e6cc2c336d65dedb89e99ba695ced0576be89b92b8cda5799fb6f535e2ca