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 - QCFED Award a ₱1.9M contract to VTJ CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

e769a91fb024b73a79a8b40b5c85e8d37eacd79a36404963c7babd2fdbe34169

Status:

Included and unchanged

Block:

#527 5,486 blocks after it

Position in block:

Transaction 4 of 7

Award day:

Feb 4, 2009 (17 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QCFED

To:

VTJ CONSTRUCTION AND SUPPLY

Value:

₱1,920,000.15

Project:

Improvement/Rehabilitation of Multi-Purpose Bldg. Brgy. Balingasa Phase II Q.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QCFED

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 #527 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 - QCFED awarded it to VTJ CONSTRUCTION AND SUPPLY on 2009-02-04.
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 e769a91fb0…e34169now …
2. Block Merkle root changed
stored 2a2ab9ca5c…97a81fnow …
3. Block #527 hash changed
stored 201cdae3c3…a0986fnow …

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

leaf e769a91fb024b73a79a8b40b5c85e8d37eacd79a36404963c7babd2fdbe34169
01 R faaf55243c86a931459113adb4ebac35516ea6524382aa5fb1d26e1ec446e7c5
02 R 7eed480cfff86531b496d2401f7aed6e25aa17ad05bcc8ba8cda267283fdf343
03 L da44df83e166468d93a8d1252f4b27245523937d91ac03995febc9614792aa05
root 2a2ab9ca5c892f2b6b99e8f03d91e03a2d501e24c4322c1345d95214d597a81f