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

NATIONAL HOUSING AUTHORITY Award a ₱4.0M contract to D.V. SALUD CONSTRUCTIONNational agencies

Transaction hash:

8708398ddf8154a407dbc2ee7ddc23bb8ca979ee0f82430f7244d942c4c5222d

Status:

Included and unchanged

Block:

#2,098 3,915 blocks after it

Position in block:

Transaction 59 of 114

Award day:

Jun 10, 2014 (12 yrs 5 mo ago)

From:

NATIONAL HOUSING AUTHORITY

To:

D.V. SALUD CONSTRUCTION

Value:

₱4,047,416.87

Project:

Construction of Duplex Housing Units (Loftable Type) Z3R Resettlement Project – St. Peter’s Compound at Brgy. Sta. Catalina, Zamboanga City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL HOUSING AUTHORITY

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 #2,098 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)
NATIONAL HOUSING AUTHORITY awarded it to D.V. SALUD CONSTRUCTION on 2014-06-10.
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 8708398ddf…c5222dnow …
2. Block Merkle root changed
stored d122f9eebf…4906ednow …
3. Block #2098 hash changed
stored 6858b50f06…a43fd9now …

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

leaf 8708398ddf8154a407dbc2ee7ddc23bb8ca979ee0f82430f7244d942c4c5222d
01 L 869aa767fd0a23ad154c41cc62dc226a7a3dacc18616d4e4b70b87f73be8ebc7
02 L aa6471de1fdce108f99d0e238da44a3603ecf26ca1b26b158c9296991dc441da
03 R 97383d959d6189a37272ce37c9cf8e073fbe34ef676586112e1bdf88d31c3b77
04 L 24cb0041f42335686018c2ae421be68e7059eb05eb238f64283e77b7e01bcd89
05 L 7f3e40fe0d07fb26b45d3a92bfc4829f76ea5efc100817c2a424f36a90069833
06 L 04e538a96936a2454592fdc972662cdf2d2c01f4b7aca2928b6608cbf126daba
07 R 9d3ee63d9968b3dd4691c1b5b47683c8b344ffd5ff7ddf56615a9c799d6a06f2
root d122f9eebf4c9d3a03e42dce446112922bce88858bf9a22014c5cb4c104906ed