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 - CEBU CITY DEO Award a ₱450.0K contract to EDWARD LUI CONSTRUCTIONNational agencies

Transaction hash:

6d3d50704064f12fd283dbb19b3794c3dc7dc816548447a5b3ad3f82b8bcd204

Status:

Included and unchanged

Block:

#1,569 4,444 blocks after it

Position in block:

Transaction 23 of 52

Award day:

Sep 25, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU CITY DEO

To:

EDWARD LUI CONSTRUCTION

Value:

₱449,952.86

Project:

Construction of Flood Control & Drainage System, Sitio Manga 3. Brgy. Punta Princesa, Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU CITY 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 #1,569 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 - CEBU CITY DEO awarded it to EDWARD LUI CONSTRUCTION on 2012-09-25.
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 6d3d507040…bcd204now …
2. Block Merkle root changed
stored 8972fe1779…24db40now …
3. Block #1569 hash changed
stored 44ec9bb741…817a73now …

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

leaf 6d3d50704064f12fd283dbb19b3794c3dc7dc816548447a5b3ad3f82b8bcd204
01 L 6838dcd518b408e301ca53b9773d81ef5ed07ec89a0a83def63412e5f4c51b84
02 L 8e1459b59acd52a7765f29030f48a34406bdc01a008532cae89af14917f4d183
03 L e1697557784f3dd4015af274edc7ba982106871c45a80e40016f62d1e35f2d33
04 R c577eb25c3883137fb15a24591ae4155f4c056d300a46c83ecadef87cca0b55b
05 L bcc919e81669860edfc021890443274043e41c17a6cdedf928988a06075d60f5
06 R 374c7f207848587870ed1e2f7214b47c44daaed9ce267fc1a7572048ac629152
root 8972fe1779c9e45dea3515e2c8cc3b2c915dc572a5cf0ec422781464b524db40