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 - LAGUNA SUB-DEO Award a ₱792.2K contract to QUEZON VICTORY LUMBER AND GENERAL CONTRACTORNational agencies

Transaction hash:

722a2bec6908d26d0df2f83c5ba848f32098088008c249e396b6e03198c151de

Status:

Included and unchanged

Block:

#1,401 4,612 blocks after it

Position in block:

Transaction 41 of 90

Award day:

Mar 14, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

To:

QUEZON VICTORY LUMBER AND GENERAL CONTRACTOR

Value:

₱792,189.15

Project:

Invitation to bid for Repar/Rehabilitation of Line Canal, Brgy. Alibungbungan, Municipality of Nagcarlan and Brgy. Pook Municipality of Rizal (12DP0005)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-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 #1,401 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)
The award does not say which budget line pays for it.
Not published
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 - LAGUNA SUB-DEO awarded it to QUEZON VICTORY LUMBER AND GENERAL CONTRACTOR on 2012-03-14.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 722a2bec69…c151denow …
2. Block Merkle root changed
stored 7db279a8dd…863cd9now …
3. Block #1401 hash changed
stored 5571aba884…0484fenow …

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

leaf 722a2bec6908d26d0df2f83c5ba848f32098088008c249e396b6e03198c151de
01 L 6e79e786fbd3a074b1c63cc7c194ac0b62bf22b19409f89140c9313bbb99452e
02 R f38d64595767806ccddcb135b153cc3762e46a301f41378f6ae178cf29d6751e
03 R 81bad7fb6fa2ca4d7ffdbd9bda9eba583543e5e43cb8375949c6ebd059ab29e6
04 L c6819d47d95178bc331a5cce62955defb0811b0be4f0468e120e29b8fc75f6a3
05 R 7f7a56b9c8319d26940a31756bcb7e24d19f72a0743ee87304f0b89743bd88e0
06 L d980f98fd814007a275b19be3f8bbf589fd5adf503a4b5f0139af7ddf1b612fc
07 R 1166c8759206be611ce5def080d10e110768fa1a0292c4ffde2345a1989f13d8
root 7db279a8dd4e6c4a91619ad9702a120ced4e753ab7bd6b58d915ed965b863cd9