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 - MM 2ND ED Award a ₱3.9M contract to VIVID CONSTRUCTION, INC.National agencies

Transaction hash:

c6fc1fdfce0ebbb24c914ea06dd0108ff85e60b74fc8f62e369253cc7d9e3ada

Status:

Included and unchanged

Block:

#1,401 4,612 blocks after it

Position in block:

Transaction 72 of 90

Award day:

Mar 14, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND ED

To:

VIVID CONSTRUCTION, INC.

Value:

₱3,872,089.60

Project:

Construction of Multi-Purpose Building San Agustin Elementary School Barangay Moonwalk, Parañaque City, Metro Manila

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND ED

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 #1,401 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 - MM 2ND ED awarded it to VIVID CONSTRUCTION, INC. on 2012-03-14.
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 c6fc1fdfce…9e3adanow …
2. Block Merkle root changed
stored 7db279a8dd…863cd9now …
3. Block #1401 hash changed
stored 5571aba884…0484fenow …

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

leaf c6fc1fdfce0ebbb24c914ea06dd0108ff85e60b74fc8f62e369253cc7d9e3ada
01 R ceab9ba115de50c94788c67812a792e957549cd9025fcf71bbef1bcdb6ad1105
02 R bef794be350af038d1dd73fd8803226e1a599e3bb26893d8d5a5fe33a70a754d
03 R 1ec2e5594bc9b866514099ff42312ff9bc70f522c2216c11ac1e449765dc17dc
04 L e9c2d7298538c0814e78953ddbc775fa087b992b65d90bf3d42d3fdba27b2667
05 R dd5d32bb077764b80844a8f0de2b6bae5dd9a5920d4a331ffd1ae4ba6953407c
06 R e70cd89a6fa919de54365b572adb8b7ebdf678a41a847b7a788d8747254d8758
07 L 599acc6670989e68dec69382e45864e3ffec92b9794997e6bf46365823fd125f
root 7db279a8dd4e6c4a91619ad9702a120ced4e753ab7bd6b58d915ed965b863cd9