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 - ILOCOS SUR 1ST DEO Award a ₱12.3M contract to FIT CONSTRUCTIONNational agencies

Transaction hash:

355d3f8026258804e5b0ebaa9e8d4d42ac0ee54267e2b9ba3b3ff354c56877f0

Status:

Included and unchanged

Block:

#4,524 1,489 blocks after it

Position in block:

Transaction 0 of 9

Award day:

Jul 31, 2021 (5 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DEO

To:

FIT CONSTRUCTION

Value:

₱12,282,333.59

Project:

21AC0155

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 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 #4,524 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 2021 DA FMR", i.e. the FY2021 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 - ILOCOS SUR 1ST DEO awarded it to FIT CONSTRUCTION on 2021-07-31.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21AC0153: 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 2022-10-17). 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 355d3f8026…6877f0now …
2. Block Merkle root changed
stored 9b71b7e737…98370fnow …
3. Block #4524 hash changed
stored 2d66ec0c98…f78213now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf 355d3f8026258804e5b0ebaa9e8d4d42ac0ee54267e2b9ba3b3ff354c56877f0
01 R 4f7e90f12c4620098817b518bc33eb5e96191d3cb503c0126d609fa4b7b916f6
02 R 2e6e9a46795a69325c063af3c4e7509e3265543f18d92ea1ee01787d5a635dbc
03 R ec3f1d1e0d02c69e87a98032ddc7114f952a858d21c4e1b1cc4cb46fd68a1f13
04 R 923000e2957445845089200be27b752c6a6eb3a461659e7bbe7146a97ebb3232
root 9b71b7e737ed60cee82dce3c659d7121c2fdac7edc3ead8dc80a69fdae98370f