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 - MPDEO Award a ₱767.1K contract to BKA CONSTRUCTION AND SURVEYINGNational agencies

Transaction hash:

f4c2c9fe97a2bcce81386d61e1d7cbc43b60f4a1ec977f3e704daada2d72f218

Status:

Included and unchanged

Block:

#2,988 3,025 blocks after it

Position in block:

Transaction 15 of 17

Award day:

Feb 11, 2017 (9 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MPDEO

To:

BKA CONSTRUCTION AND SURVEYING

Value:

₱767,052.25

Project:

17PI0014

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MPDEO

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 #2,988 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 2017 LFP", 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 - MPDEO awarded it to BKA CONSTRUCTION AND SURVEYING on 2017-02-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17PI0014: 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 2017-04-28). 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 f4c2c9fe97…72f218now …
2. Block Merkle root changed
stored 9f5169aa27…cc1f5cnow …
3. Block #2988 hash changed
stored 2ea36afb89…c23c29now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.

leaf f4c2c9fe97a2bcce81386d61e1d7cbc43b60f4a1ec977f3e704daada2d72f218
01 L ef4be32731304422b4e33d595b0eeaa82a49e68deb49f9201bb87086d5ae2c72
02 L b4debddecc2934e333ef31d4f27d7275d9eae3695a81f2271a8d43c4f75afcd9
03 L d618baa5154822b47fbabfca6d3ba4e91066020fe52e106d1be4749df8c033df
04 L dd164f3796113ae38570f0bb212ebd4895c0595059ff5332c129e0baf10c9004
05 R e5184040d1f6a73789bc7ec06634c2667b645028b24e1d2347ce633a57745e27
root 9f5169aa2786598826f2ff8c35600a10d66e5868c4807c49127a9b075ccc1f5c