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 - BATAAN 1ST DEO Award a ₱6.2M contract to D.M. HOUSE CONSTRUCTION, INC.National agencies

Transaction hash:

8ce1bbdcf4285ef37334043f97a92b97205f2532637d5e923da5fa95bee3cb3e

Status:

Included and unchanged

Block:

#2,790 3,223 blocks after it

Position in block:

Transaction 69 of 117

Award day:

Jul 12, 2016 (10 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATAAN 1ST DEO

To:

D.M. HOUSE CONSTRUCTION, INC.

Value:

₱6,200,652.61

Project:

Construction of Two (2) Storey -Four (4) Classroom School Building, Pagalanggang Elementary School, Dinalupihan, Bataan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATAAN 1ST 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 #2,790 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 "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 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 - BATAAN 1ST DEO awarded it to D.M. HOUSE CONSTRUCTION, INC. on 2016-07-12.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16CA0029: 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 2016-12-20). 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 8ce1bbdcf4…e3cb3enow …
2. Block Merkle root changed
stored ca64ffab2b…25d3c3now …
3. Block #2790 hash changed
stored c50e6d1642…a7bc3enow …

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

leaf 8ce1bbdcf4285ef37334043f97a92b97205f2532637d5e923da5fa95bee3cb3e
01 L 898dc87756548e743ffbae6b8d38b2c679751c74ac2dd51b1d31fee743a7e922
02 R aa7c05a3cd7716150aabc734858acc380c4e26d477f11a671d0bc2c0605b45a2
03 L 1b076f66b350f32c2eebba8c99d2c2ca286d8c0149077c66d0c1ca05b5255514
04 R 4c08b3091a3e74b9848cc9519a59da97c345e60b4338ab392f5fb55518079353
05 R 36caae9c5541fa94fe895d20a78ea87bddfea78e2c61542a00c2a64f9d89e846
06 R 005fdc0a0fac826b560fa5d8e4673d72ac1fa2f993694a74c38f5017e513ccb8
07 L 009e4ecd6ebec5b1a1fc18917a4e5f27b45a4ecddeb8bce3787d9bd31ef51527
root ca64ffab2bf6335e18f5ea204445f2f501d6b0c4136b6ea78b851279d625d3c3