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 - BULACAN 2ND DEO Award a ₱46.5M contract to L.R. TIQUI BUILDERS, INC.National agencies

Transaction hash:

ef8a5c815857f1e7e87165670bff4cac38d40fb6ab42a0a0fe683d3a53a537d4

Status:

Included and unchanged

Block:

#2,647 3,366 blocks after it

Position in block:

Transaction 190 of 209

Award day:

Jan 26, 2016 (10 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

L.R. TIQUI BUILDERS, INC.

Value:

₱46,482,753.42

Project:

Construction of Flood Control Structures 15CD0245

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 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 #2,647 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 2016 MFO-2", 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 - BULACAN 2ND DEO awarded it to L.R. TIQUI BUILDERS, INC. on 2016-01-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 15CD0245: 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 2016-08-02). 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 ef8a5c8158…a537d4now …
2. Block Merkle root changed
stored 4e8c626ec6…9bbef0now …
3. Block #2647 hash changed
stored 54dc08bd72…898981now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 208 records. Each step hashes the current value together with the sibling shown.

leaf ef8a5c815857f1e7e87165670bff4cac38d40fb6ab42a0a0fe683d3a53a537d4
01 R f15bd2d1c104e46a5459612fe2d1ac13a6bfd8db7768ea081d5809132119495a
02 L 5736a8da4cd0e7ef2d849d61f8eca978365d889425d4d946bb3d447093fb4ada
03 L b88e80a7aa3ae8949752d4db6180130bd277cd789e3a7549937b8054dc7a9c2b
04 L 38796322323793dbb7029e677402ce5e444ec7319a8a2fd32a77538c0aa09645
05 L 3a6c3f0b9f253133b1754b1b13fd96131c29ca8db8f50f7273c40d66ebf9c699
06 L 103f4f57a0717f7aebc1f948cc858b06229fa579b11a55f91af08a92a8040d10
07 R 4ac1930c6100d2ec2e31b71f6ed139ff984802b8385fa54b93e4eb3352a63e51
08 L f2dd35880de15bb403433e39bc71c166595a55746b5268c55658453db39db22e
root 4e8c626ec65020937ddef4e61b7e163f3f075fc43a03929334b99b4f939bbef0