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 - CARAGA Award a ₱17.3M contract to WEE ENG CONSTRUCTION, INCORPORATEDNational agencies

Transaction hash:

80237007bace8ecbb28cefbbe64bd8d0d6cab63dc313e15187a43ac96afb094f

Status:

Included and unchanged

Block:

#1,431 4,582 blocks after it

Position in block:

Transaction 32 of 58

Award day:

Apr 17, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

To:

WEE ENG CONSTRUCTION, INCORPORATED

Value:

₱17,259,718.10

Project:

CONCRETING OF NRJ GAMUT - SAN MIGUEL - BAYUGAN ROAD, K1320+000 - K1320+900, SAN MIGUEL, SURIGAO DEL SUR

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

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 #1,431 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 - CARAGA awarded it to WEE ENG CONSTRUCTION, INCORPORATED on 2012-04-17.
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 80237007ba…fb094fnow …
2. Block Merkle root changed
stored bc55f0d054…5f8d89now …
3. Block #1431 hash changed
stored c54f8e0945…051d92now …

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

leaf 80237007bace8ecbb28cefbbe64bd8d0d6cab63dc313e15187a43ac96afb094f
01 R 816fd946fff62a5228f592507abc11cbcf639854dda5365161f162b4cbf1531a
02 R a8116de3d250474af607284dce90a40d2f7afc409336ef306d58cd7ff08b6012
03 R 0448c799525b91343388d612bd19ae2b238d6753447394a6051c54b9df4cf020
04 R a3247454b4ba243968fd9cab1572eb9cd38d02545490b11b6874b6ddf2a2da3b
05 R 7980f1f614e06ff6934265abc369a8bf812c7771b6dec5b0f37b80c6a7f1c132
06 L 0a0bc723fb71a7a0fde3474eb09abef9ccaab5da16c3c02581e80def924ab7e7
root bc55f0d054608de978d7ee63a2250b345f68cdae2b7485356cac73f3f35f8d89