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 4TH ED Award a ₱2.7M contract to R.V. LABORTE BUILDERSNational agencies

Transaction hash:

e9cd615f83e56c7e97bdaab54c6e275310e220085ece60aa428f88fd9a55a29a

Status:

Included and unchanged

Block:

#1,272 4,741 blocks after it

Position in block:

Transaction 33 of 38

Award day:

Oct 20, 2011 (15 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH ED

To:

R.V. LABORTE BUILDERS

Value:

₱2,736,980.50

Project:

Cluster VI-Rehab./const./improvement of multi-puprose building, Lopez & Tagkawayan, Quezon

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH 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 #1,272 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 4TH ED awarded it to R.V. LABORTE BUILDERS on 2011-10-20.
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 e9cd615f83…55a29anow …
2. Block Merkle root changed
stored dd251cc2b2…0396c8now …
3. Block #1272 hash changed
stored c77b9b90a0…967b3cnow …

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

leaf e9cd615f83e56c7e97bdaab54c6e275310e220085ece60aa428f88fd9a55a29a
01 L e65a2cc08dcfbea9781731d26a9fbc1be01a4ce8824e15d9320fba6239ad1ff9
02 R 22d9ad4ad2ef05a97ec9de610411d54b71438b843556da88a1c73adddf41f838
03 R bb2b5916c4cc0a90a903b1257a5661b08dd0cb27a9c30e7b3d1563a3bc0b173d
04 R cdcb7756e3d508140e0ea1280e3ceab00f3288c6796a531949d4f62915bd100a
05 R ab2002291743a39c39c85b73b354713b2c065b611beee66aa2161151aaf269d4
06 L 4add1264cbe6a7176f16d1c29096bc02ceb5d02454431ed3b9ea52b860d8f08c
root dd251cc2b262648c8f8361388f8f8a6e133a28d6ea730ae712b3c26bac0396c8