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 - QUEZON 2ND ED Award a ₱496.8K contract to L.A. CLAMOR CONSTRUCTIONNational agencies

Transaction hash:

fbc779a8d99f8cc9161e5863e4334dd00c02210e0241600e769b438d14a70146

Status:

Included and unchanged

Block:

#1,593 4,420 blocks after it

Position in block:

Transaction 50 of 52

Award day:

Oct 23, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

L.A. CLAMOR CONSTRUCTION

Value:

₱496,769.01

Project:

Construction of Water Supply System in Brgys. 11, Landing Villafuerte Urban Iyam, Market View in Lucena City, Quezon and Brgy. Corazon, Sampaguita Briones, Del Valle, Matipunso, Niing, BAgon

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND 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 #1,593 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 - QUEZON 2ND ED awarded it to L.A. CLAMOR CONSTRUCTION on 2012-10-23.
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 fbc779a8d9…a70146now …
2. Block Merkle root changed
stored 8eeafd6e69…629a3dnow …
3. Block #1593 hash changed
stored 35eaba4fe6…e9e1a6now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.

leaf fbc779a8d99f8cc9161e5863e4334dd00c02210e0241600e769b438d14a70146
01 R ff6f5ad45ee8fc06d6a9d673db8d0f417066d21b5dd5f767e12c5e2f14cbc3a1
02 L 3f682642a3ba076bfa815aaa732c7cb7fed48c1810be578f654bee1f799c81d1
03 R a68fee40aa045b0064a9451d44e6e5ed3dc86cb298006728e33b6f65525e68e5
04 R 3286b031991dce39f926e47ec3af1d68c3f31e7dcf4e82453b6e499a955997be
05 L 48fbcf00c86d63b08d21f38a8fcd9bc2cdea5020d1862e5c712f4081d1650306
06 L 4e1e8a51243c5d9d3963aa206753f9c1ec25087ae2ca1295ca7b3347f80451ff
root 8eeafd6e69019d5ab85e64c12786767cdd55f50fedc3ad09c02e79f0fa629a3d