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 - NEG. OCC. 4TH DEO Award a ₱34.7M contract to JAIME B. CHING ENTERPRISESNational agencies

Transaction hash:

581d9a7b4a52fd268a2d5db9d944a169aa43e6d04f4070ea7aafd4f6025b551a

Status:

Included and unchanged

Block:

#1,188 4,825 blocks after it

Position in block:

Transaction 15 of 48

Award day:

Jul 11, 2011 (15 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH DEO

To:

JAIME B. CHING ENTERPRISES

Value:

₱34,708,282.73

Project:

Reconstruction of Critical Sections along National Road, Soil Collapse/Road Slip/Protection Works along Bagonawa – La Carlota City – La Castellana National Road, La Granja – Haguimit Section, K0055+

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH 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 #1,188 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 - NEG. OCC. 4TH DEO awarded it to JAIME B. CHING ENTERPRISES on 2011-07-11.
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 581d9a7b4a…5b551anow …
2. Block Merkle root changed
stored 9ed82f4e68…5400f5now …
3. Block #1188 hash changed
stored 234ba8de98…2a1c19now …

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

leaf 581d9a7b4a52fd268a2d5db9d944a169aa43e6d04f4070ea7aafd4f6025b551a
01 L 5497e2f0fd84b09a8349e3238ff387c30b29ce10a3c7e75e612d216642d8085f
02 L 6cab5a90268d76803adc73186023061c6a7983998f97ab8ab1e1f7f3c6327823
03 L d052c8c1c9290e999460c5491d0313956f85b5a52ac9c1b885365282195b1b4d
04 L 5bbb2fd85439a6b7b75964de4f0298eb5d2a5fd788b1af752fe1cfe8019cd5ab
05 R e685f1c750d3d15fb70ea5b922dff3b513129908e62bb948dc4050a14670434e
06 R 9a4cf6b5730a7400d8ffcc5ae96f8dc18a27ca2b349fe584a2da7e18df91202b
root 9ed82f4e68e9a7930247333663daabf9abcda546b2805a9195e4b4b4785400f5