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 - ZAMBOANGA SIBUGAY Award a ₱23.9M contract to E.G. AYOMA CONSTRUCTION AND ENTERPRISESNational agencies

Transaction hash:

867f7eea57107bb3573c749b4c44b50eaf747a374285275be220cf30d93aed29

Status:

Included and unchanged

Block:

#3,514 2,499 blocks after it

Position in block:

Transaction 135 of 241

Award day:

Aug 24, 2018 (8 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

To:

E.G. AYOMA CONSTRUCTION AND ENTERPRISES

Value:

₱23,877,904.99

Project:

Construction of Two(2) Storey Twelve(12) Classroom

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

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 #3,514 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 2018 DepEd BEFF", i.e. the FY2018 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 - ZAMBOANGA SIBUGAY awarded it to E.G. AYOMA CONSTRUCTION AND ENTERPRISES on 2018-08-24.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18JI0086: 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 2019-05-20). 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 867f7eea57…3aed29now …
2. Block Merkle root changed
stored c0a8a3a9e1…cb4d9cnow …
3. Block #3514 hash changed
stored 179c22db43…49bcf3now …

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

leaf 867f7eea57107bb3573c749b4c44b50eaf747a374285275be220cf30d93aed29
01 L 85cec2345dd5b429a33b8b43839758f8874639615f8887487c1d919d5906c3de
02 L ab000b3e7133068ec77ab05f67efb1f58e8026e1954eb9b8be24a60d6b5ec417
03 L 11246d7cc2f0af9dc16ccf666ee5898c0c5a981f446a1c026c76163c7503a4cd
04 R 639a2bf68d66832687bfa4e094cbdd9f632b6ba4edefecbb60dc47cb1bf280ac
05 R 18d048531272bec3f153e1805f21929684bcfe7529f893b3478ae378a43768e7
06 R 24447fd0781b7120e6802f53c8f9696fee6de505758d71fbc85b826b2d659b39
07 R ff64e366e01f8d3a4d3973e92a30f17e5dcdb59ad1fb00e717434c62484341c8
08 L e8f0dd8b11b4a6788497a693272066112d84d21def39245d22c7be93b90f0064
root c0a8a3a9e1e5cce42c05b2825cc0fdb9d9906bf929fabfc92d69ec18b9cb4d9c