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 - PAMPANGA 1ST DEO Award a ₱1.9M contract to MARVERIC BUILDERSNational agencies

Transaction hash:

c4e2147d31e101106f2cfc51a01e0343b0d283605c1aec19443ac66017a33478

Status:

Included and unchanged

Block:

#3,044 2,969 blocks after it

Position in block:

Transaction 155 of 211

Award day:

Apr 11, 2017 (9 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO

To:

MARVERIC BUILDERS

Value:

₱1,875,002.00

Project:

Concreting of San Juan Farm to Market Road Brgy. S

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST 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 #3,044 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 - PAMPANGA 1ST DEO awarded it to MARVERIC BUILDERS on 2017-04-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17CG0060: 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 2017-07-02). 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 c4e2147d31…a33478now …
2. Block Merkle root changed
stored 310dd5b226…d46716now …
3. Block #3044 hash changed
stored 42b0cc4b16…4a392anow …

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

leaf c4e2147d31e101106f2cfc51a01e0343b0d283605c1aec19443ac66017a33478
01 L c42d6fab32160a7f42d4e37c5e304e41b3bbdd3935186faa51f877d0e813ccaf
02 L 3a0dddba68e80b12f1ec546bcd2adeb9cc51309c493e5349081365893a89458e
03 R 705d852ea93c97d9ac3da076521a08d39477ebbbf67430f5083d5906c57ae81b
04 L cb2ed140595bac4354d900fd586abc2f642ccea92ca277f3e96484ea984a9281
05 L ab6c41096431984f85862ad2e4da1c5f36a14976bcd1e826a26bc8b7edaf9468
06 R 33a145403a79336536ebf9bb027fb1d66345aef2a47e2a45426487be46903cae
07 R 6e7af85d598f89266bf347f712217428299db381caa7462d1fd563719bda3284
08 L a8004aea8362230c3fa1bcca255df5ac1ae1ca31c0c619c1247922829c497dbc
root 310dd5b2262db8dfd3166abac44caf2971fcb15b12253958f84d36a8b3d46716