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 - ILOCOS SUR 2ND DEO Award a ₱3.9M contract to VILLAR GENERAL CONSTRUCTION & SUPPLIESNational agencies

Transaction hash:

f01503bbef7a2a729b1a4b8bce056b36dbab54d45d3326773080ed59a7970cec

Status:

Included and unchanged

Block:

#2,818 3,195 blocks after it

Position in block:

Transaction 90 of 98

Award day:

Aug 10, 2016 (10 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 2ND DEO

To:

VILLAR GENERAL CONSTRUCTION & SUPPLIES

Value:

₱3,903,080.29

Project:

16AD0090

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 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 #2,818 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 DA Farm-to-Market Roads", 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 - ILOCOS SUR 2ND DEO awarded it to VILLAR GENERAL CONSTRUCTION & SUPPLIES on 2016-08-10.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16AD0090: 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 2016-10-24). 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 f01503bbef…970cecnow …
2. Block Merkle root changed
stored 6aedf68dc5…5edb35now …
3. Block #2818 hash changed
stored 87f36adc7e…339a66now …

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

leaf f01503bbef7a2a729b1a4b8bce056b36dbab54d45d3326773080ed59a7970cec
01 R f28052a685908790295a02a47d56e24292c8390a7b282113e106e0c688c14c35
02 L 930e8ec6a7e287602892006386bd2f171993fabd21ba4916a697cec063784d38
03 R d595acb8bd59425e5f1c49ebd20de4dad6ef28ab1c3d47c2c34288bc4cc68b0a
04 L a95ff850fb0cda954d0d5834aa57d40567f9ceb24a2f9f6cd60aacf23ad832ca
05 L 39a4616f91053e2195822b705a45c2a8f1e0a77d7c64370193c0caa9c35e28ac
06 R bcf749957cfa377e07770bb344521a1b19978086d0383f31dfaeaa446ad23ddf
07 L 99a51fab6ac7dc1b1e33d518fb025a27e1c42f048ffa639f439f65c5b752d04c
root 6aedf68dc57c31c6f33ceac7ad9a64f01f0f3b224d3618c7dbcb7926bf5edb35