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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱298.6K contract to JERBER TRADING & CONSTRUCTIONNational agencies

Transaction hash:

b2bda4eb07f094aff46465e4aeaca0f1072a59ec76ef3519d473202e83805319

Status:

Included and unchanged

Block:

#553 5,460 blocks after it

Position in block:

Transaction 4 of 9

Award day:

Mar 10, 2009 (17 yrs 8 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

JERBER TRADING & CONSTRUCTION

Value:

₱298,634.80

Project:

Furnishing & Delivery of Materials for use in Resurfacing of Unpaved Shoulder Maharlika Road, Gapan City & San Leonardo, N.E. Km. 84+316 to Km. 104+595

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #553 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)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to JERBER TRADING & CONSTRUCTION on 2009-03-10.
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 b2bda4eb07…805319now …
2. Block Merkle root changed
stored 8532b31179…bcfeednow …
3. Block #553 hash changed
stored 74e949c04c…e27909now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf b2bda4eb07f094aff46465e4aeaca0f1072a59ec76ef3519d473202e83805319
01 R c35261b012a4aa6f5c582d73eae4cb500693e537a8606c6941885bd4ea896450
02 R edd9e66cb4fdc71c8d9e37ac1f0c1314a682ac9fe753897a9b416d353105db4a
03 L d3b20f577340624a44223ce35b04568544334cc306dd3edb47559c19ebf7a876
04 R 668868859274eaccf144903d973adbb1789b9089f90be713b818f59b0228bdc4
root 8532b311796591bd5107ca7164c1f7dd90a9125f907a927e7c2c959dc3bcfeed