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

DEPED - RO4A - DIVISION OF LAGUNA Award a ₱2.9M contract to J.B. ALARCON ENTERPRISES & GEN. MERCHANT & CONTRACTORNational agencies

Transaction hash:

a2fd09212ffca16fc38ceae9d62076d1e39db27f4173a8776b34ae75c49b6082

Status:

Included and unchanged

Block:

#1,108 4,905 blocks after it

Position in block:

Transaction 37 of 59

Award day:

Mar 30, 2011 (15 yrs 7 mo ago)

From:

DEPED - RO4A - DIVISION OF LAGUNA

To:

J.B. ALARCON ENTERPRISES & GEN. MERCHANT & CONTRACTOR

Value:

₱2,890,306.67

Project:

CY 2010 Toilet Repair and Gabladon (TRG) BATCH 2

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - RO4A - DIVISION OF LAGUNA

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 #1,108 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)
DEPED - RO4A - DIVISION OF LAGUNA awarded it to J.B. ALARCON ENTERPRISES & GEN. MERCHANT & CONTRACTOR on 2011-03-30.
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 a2fd09212f…9b6082now …
2. Block Merkle root changed
stored d38c5a451d…628fc5now …
3. Block #1108 hash changed
stored de9bbef743…834350now …

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

leaf a2fd09212ffca16fc38ceae9d62076d1e39db27f4173a8776b34ae75c49b6082
01 L 9daec60f1b77336b342646ee172fc62c94d953e249850dd9396747003cf1367d
02 R a9b21ab0fd849af16eb2a76bd536f0d29813c77f39023b262a6ce7a702947f4e
03 L f313757c5e708aeb1ceda0897088ba697d67bd9f2f369c78498597fa7252c9ed
04 R 4c05e4d1443ea4477ed6a2493bc3e75a9a324c3c0ece7c3d1e413d333fcc90b9
05 R 53aae48db475db3c795aeabf40c71d932323aecc278086514a8c1f502a17c052
06 L 7fa6688c824e969d571ab3cb5e25847b834545c9a2a4103fb0a92b9fbd8bb742
root d38c5a451df7a708a41b73867b1899c5c146bed9f4e07c571475a42c56628fc5