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 - REGION III Award a ₱264.8M contract to A.D. GONZALES JR. CONSTRUCTION AND TRADING CO., INC.National agencies

Transaction hash:

1d07dab6fee75f4e7897c3107a2a7fefa404c38a81ec3f364123fac2f4e2716a

Status:

Included and unchanged

Block:

#5,076 937 blocks after it

Position in block:

Transaction 10 of 81

Award day:

Feb 24, 2023 (3 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III

To:

A.D. GONZALES JR. CONSTRUCTION AND TRADING CO., INC.

Value:

₱264,821,778.11

Project:

23C00049

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III

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 #5,076 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 2023 OO-2", i.e. the FY2023 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 - REGION III awarded it to A.D. GONZALES JR. CONSTRUCTION AND TRADING CO., INC. on 2023-02-24.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 23C00049: 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 2024-03-06). 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 1d07dab6fe…e2716anow …
2. Block Merkle root changed
stored bfd474f7a2…dd6c4enow …
3. Block #5076 hash changed
stored 4ca6d8ba0f…d7578anow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 80 records. Each step hashes the current value together with the sibling shown.

leaf 1d07dab6fee75f4e7897c3107a2a7fefa404c38a81ec3f364123fac2f4e2716a
01 R 1eeb8be0c2cfaf9e27bd45ee7ada057635d5399fbfb8bfd4bcba73647ce7e764
02 L 453b084ad6d4a9e86dc45d46381b2afd98b663cd58c897f65db4142cebad3f7d
03 R a7853eecc8c712e969e26ebfff0ee7588c7732289cee9ea424b84569ec8ba509
04 L ecb70fccc1522b2c652507acd5e998fa38284e033e161afd141db17b840bd84c
05 R 4ff57356722e98f96cbbe94489124ab128160456f00f879191e536bd228cda3e
06 R f5960a52fb73196d7c699fdcdba77beb0a0125d125b1a877f9025a26f0437ec4
07 R d659a6b361165fe5539a04ba8a9b18a6fa7f62026daf1aaa6fdab6e590a13121
root bfd474f7a247a771e008f903763796665c7798fdc426ace366c835bc83dd6c4e