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 - ILOILO 1ST DEO Award a ₱18.5M contract to CHAMPION BUILDERS AND SUPPLYNational agencies

Transaction hash:

c3fb0f448ec0d5cb60f93e92457ab88548331265f7d371acdedd8ab7b687179d

Status:

Included and unchanged

Block:

#4,179 1,834 blocks after it

Position in block:

Transaction 31 of 40

Award day:

Jul 31, 2020 (6 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

To:

CHAMPION BUILDERS AND SUPPLY

Value:

₱18,505,813.75

Project:

20GF0106

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 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 #4,179 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 2020 DepEd BEFF", i.e. the FY2020 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 - ILOILO 1ST DEO awarded it to CHAMPION BUILDERS AND SUPPLY on 2020-07-31.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20GF0106: 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 2021-05-22). 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 c3fb0f448e…87179dnow …
2. Block Merkle root changed
stored bc4f5e0d79…b35196now …
3. Block #4179 hash changed
stored 0089a9264e…28826dnow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 39 records. Each step hashes the current value together with the sibling shown.

leaf c3fb0f448ec0d5cb60f93e92457ab88548331265f7d371acdedd8ab7b687179d
01 L a877e60b2e03e810614fe17f7163150009a2bd55baf032bcdc0f289a7994f5b6
02 L 78437fefc4516571370d1b19f6e1b7213810fca7987c026f3e2981bc7c3a44ba
03 L 37619c1d59d31afb06842b3fb21b729418ca9a5253d98edd5a1de3d38944988e
04 L 2571ff0f079433cce4acee0b3ed87d2918b28973cf69dd4cf9ed22c394b1210f
05 L ecd850c9f3e9b5a696a7d934712e449c727ac1acfd849955c4874171b70cae0e
06 R a279ab3a37deefc1e978baab61760aa1ccef83a387fb7e070bbf472e6d660826
root bc4f5e0d79fb26ed3f462289cfc51461791af3bcea19c569a9b76940ccb35196