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 - BUTUAN CITY DEO Award a ₱8.2M contract to C'ZARLES CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

7ee5fdebcf7e3e238458010e1898aadfda8fecac40bb56f1cc74eeaedd58367a

Status:

Included and unchanged

Block:

#2,856 3,157 blocks after it

Position in block:

Transaction 75 of 118

Award day:

Sep 21, 2016 (10 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUTUAN CITY DEO

To:

C'ZARLES CONSTRUCTION & SUPPLY

Value:

₱8,155,026.46

Project:

16ND0035

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUTUAN CITY 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 #2,856 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 - BUTUAN CITY DEO awarded it to C'ZARLES CONSTRUCTION & SUPPLY on 2016-09-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16ND0035: 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 2017-05-12). 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 7ee5fdebcf…58367anow …
2. Block Merkle root changed
stored b5316dca88…92a6bcnow …
3. Block #2856 hash changed
stored 43847ef492…92b2c5now …

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

leaf 7ee5fdebcf7e3e238458010e1898aadfda8fecac40bb56f1cc74eeaedd58367a
01 L 7e772277c50bc9297910ca2e6a097579c5e699dc20aa7d922383d9363d7cfe4f
02 L 355ee8ebee8480aea8862286a1f8872f4ebd52aa76b0689b5d4842aaccd5225f
03 R ba207611c950c6968b35e64f9070fd6a41419fb2d6342fb11fb91fca5409ae58
04 L 18e1d23f1dd9a3bda7186dbd5d664fd6772b90c6b7f62efc467c0eb62fa5cef4
05 R b86d4a1b5ef5f103f08e3ad850800e0ee623a1b37829e67ff7afd9b7fc1d953e
06 R 03a77e0987a4e1700af02cd149f80dc8e2c81a29c81d96fbb5bb9941e2eeb4d7
07 L 646be0b789f6eac0a2db9b2da5968ab60d2f1766361fbdca2c9720bae1c9ff64
root b5316dca88750ea8c9e2b012f8394120aa10d3f8ee3ffbd96147fffac192a6bc