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 - LEYTE 1ST ED Award a ₱4.4M contract to LIMAR CONSTRUCTIONNational agencies

Transaction hash:

3f95ce02e9d16dca37917febf60f0ec1bc7ae550c9bff4052a988ce224f485da

Status:

Included and unchanged

Block:

#5,040 973 blocks after it

Position in block:

Transaction 32 of 137

Award day:

Jan 18, 2023 (3 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 1ST ED

To:

LIMAR CONSTRUCTION

Value:

₱4,398,866.15

Project:

CID No. 21IC0061

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 1ST ED

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 #5,040 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 "Regular Infra - GAA 2021 CSSP", 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 - LEYTE 1ST ED awarded it to LIMAR CONSTRUCTION on 2023-01-18.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21IC0061: 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 2023-04-02). 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 3f95ce02e9…f485danow …
2. Block Merkle root changed
stored e629497d78…eeefbfnow …
3. Block #5040 hash changed
stored 375b60a152…e56fb0now …

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

leaf 3f95ce02e9d16dca37917febf60f0ec1bc7ae550c9bff4052a988ce224f485da
01 R 41c6a86376e80556ed11f67ed0d13cfdd1a8ae21821cbfdf1cb08e1c9904dd92
02 R 2aed388adeae84aef8aa2196aa77e64721bf7219bed7b6b93c3b3be074cb6834
03 R caa46973c81d7c5aaa36917ffa014c770de39ce0f1d79cb9d8797a5168221c6a
04 R 67b01e8783e2ea78777e4e97287485ab67885941123cee845b4825c02d28cd32
05 R b4e4bd8a4aeb53ee4e9d1536f785ffe4b8dcbc45a60058200f64272829251a99
06 L 2dd691638698e054cc51a1307d2a33efe02726d13d64bc64f25738e202c778f9
07 R 14c54ad1966a389e4b7d751ac4ad2baf81b46e89b15b6a7f587a9e4cefd9bae2
08 R da571447b972ef1855e560b2e4d5c652e3cdc236a396045088876911a06ca6dc
root e629497d78885eb1a8f832e0b1bc25be4193d380fd46a38603860a50baeeefbf