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 - CAGAYAN 2ND DEO Award a ₱6.8M contract to OCP CONSTRUCTIONNational agencies

Transaction hash:

e2902b490fa7e1c2fa580aa654cd93c93742450d4e42496f9c1a5ee55c1bf151

Status:

Included and unchanged

Block:

#3,855 2,158 blocks after it

Position in block:

Transaction 31 of 41

Award day:

Aug 21, 2019 (7 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO

To:

OCP CONSTRUCTION

Value:

₱6,755,087.92

Project:

19BC0322-Local Infra Program- Construction of Loca

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND 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 #3,855 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 "Regular Infra - GAA 2019 LP", i.e. the FY2019 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO awarded it to OCP CONSTRUCTION on 2019-08-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19BC0322: 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 2020-05-16). 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 e2902b490f…1bf151now …
2. Block Merkle root changed
stored 1d8a7c7a76…93f053now …
3. Block #3855 hash changed
stored 357aa650b2…41af43now …

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

leaf e2902b490fa7e1c2fa580aa654cd93c93742450d4e42496f9c1a5ee55c1bf151
01 L e219a648dfca7b43e4ed9aa5eb2ea46abf297ebc735279b530bb1e8f7feb384e
02 L 0460b12256fe06dcb697bca7b04e5c6cbdc5bc90fcd4486a3765d9f167cbc9ea
03 L 68db9db4aafd84127a414eb35d8db65ff16cf9a6f2d183c431c6cf4dc22230f7
04 L 0720a9c351f3928144c48773622441d7c60159184f24477f1f624f57c31db216
05 L e98142cc3fb20fb6762c851b7da54ab0b05e501f0ac5d6781e75f1b402ffff7b
06 R 630c265a8592c45d109f875345e3ada955a1435bfca7170372be7198f6aac05d
root 1d8a7c7a76d290f18a34f054df594bbaa8fb84477a7a29a99162e12fda93f053