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 3RD DEO Award a ₱1.9M contract to DEKM CONSTRUCTIONNational agencies

Transaction hash:

b79cb8f9a1884dae155c7bbc422cfbd6168e7ba6db22c2d80a4ecd44ee4c8020

Status:

Included and unchanged

Block:

#3,085 2,928 blocks after it

Position in block:

Transaction 106 of 150

Award day:

May 26, 2017 (9 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 3RD DEO

To:

DEKM CONSTRUCTION

Value:

₱1,890,428.70

Project:

Concreting of Lapi FMR, Brgy. Lapi, Penablanca, Ca

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 3RD 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 #3,085 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 2017 DA FMR", i.e. the FY2017 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 3RD DEO awarded it to DEKM CONSTRUCTION on 2017-05-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17BD0109: 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 2017-07-22). 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 b79cb8f9a1…4c8020now …
2. Block Merkle root changed
stored 73ca0f7bd5…40a79dnow …
3. Block #3085 hash changed
stored da131c87e6…5cdc09now …

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

leaf b79cb8f9a1884dae155c7bbc422cfbd6168e7ba6db22c2d80a4ecd44ee4c8020
01 R b79f2a06e306af686519b891af26ddbe97d7ec58e8489f676e4a174eb81fd84c
02 L 071dcd18e1c5d721828a6d6d35728864fff8cba1c184d7eb648d12d3b7bff803
03 R 703f025ed846c8dc6821522cc7d4910ed935088f830f064e463664f4fe11f4ac
04 L e9fd327c8d6b4939f41d1b18ffead4cb8882e09d3d5a56bb3aa436caf47b6556
05 R e97a5afe1aa1c05f23671121162d238a462e73547f02a1676edd201025bde89d
06 L 86a329df4cd244c7d49f66a6ed8539121d74673c9e85fd1ce4529314d7dfd33c
07 L e95dd8fbb4aafaf621cf5c2864492e0340afcbdf60c32fb7caebc058d4939c8d
08 R b2e952871675b04c54b96d555914b4c3008874aabb5e7fbe39e2da1bac8f0fe6
root 73ca0f7bd5a654edcc9182b912af0976d6aabe8471613e12cc5d5eea5f40a79d