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

DPWH, AURORA DISTRICT ENGINEERING OFFICE Award a ₱8.3M contract to VANMARVIL CONSTRUCTIONNational agencies

Transaction hash:

f11f6b2ead1a02aae85aeb198b54691fb12eb769d5f597e4c85867271cde9ef4

Status:

Included and unchanged

Block:

#2,789 3,224 blocks after it

Position in block:

Transaction 115 of 124

Award day:

Jul 11, 2016 (10 yrs 4 mo ago)

From:

DPWH, AURORA DISTRICT ENGINEERING OFFICE

To:

VANMARVIL CONSTRUCTION

Value:

₱8,303,024.21

Project:

16CN0086

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH, AURORA DISTRICT ENGINEERING OFFICE

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 #2,789 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)
DPWH lists the funding source as "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
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)
DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to VANMARVIL CONSTRUCTION on 2016-07-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16CN0086: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-01-23). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 f11f6b2ead…de9ef4now …
2. Block Merkle root changed
stored cc382052f3…cd78c7now …
3. Block #2789 hash changed
stored a361d38e16…075107now …

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

leaf f11f6b2ead1a02aae85aeb198b54691fb12eb769d5f597e4c85867271cde9ef4
01 L ee09c7ac365cc47c0a0888b7fa2bf0fb772dc43bac25d5fe4b7cf8841fdb5a8d
02 L dbacf21a46d3961b0a178dc86b4d84e69ed3ae57a3352e07a5fa8fafd0264923
03 R 05dc50b1c60810a7eefa98358b1b09fb5b7f059a3bb01c01c28ea24766cace84
04 R 8bf0ae4fe191b865e46e24b0cd9197ca68c6909950c0e3a03b0d465afde215bf
05 L 036cef13413f5c2e8e6582b843e544c7d6da03c8c8d462e065e7755953560e66
06 L c58f51bc77cd4348e80f46c0d9a23b3f9c5ce7b09bacbdacb36a928abbfb6f37
07 L dedf485c2cc5df39315f204cd194308f24557ddd9427d6d230a48ee3c7c6d27e
root cc382052f379c7b5dd86a0258fb1b3fbdfd7cba407332661fc1dfc897ecd78c7