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 - LAGUNA SUB-DEO Award a ₱1.5M contract to JOBEL ENTERPRISESNational agencies

Transaction hash:

368dfba42732dac5cb1e6624981066f6883dc8dfb9307ddff93aa0b3aa3e8ab1

Status:

Included and unchanged

Block:

#1,251 4,762 blocks after it

Position in block:

Transaction 17 of 61

Award day:

Sep 23, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

To:

JOBEL ENTERPRISES

Value:

₱1,455,038.25

Project:

Invitation to Bid for Construction of Multi-Purpose Buildings Contract Location 1. CM Azcarate Elementary School, San Pablo City, Col. Lauro Dizon NHS, San Pablo City and Sto. Nino Elementary Schoo

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-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 #1,251 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 - LAGUNA SUB-DEO awarded it to JOBEL ENTERPRISES on 2011-09-23.
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 368dfba427…3e8ab1now …
2. Block Merkle root changed
stored a25cb9b69b…0df6benow …
3. Block #1251 hash changed
stored 91cb23e7a0…94bfc0now …

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

leaf 368dfba42732dac5cb1e6624981066f6883dc8dfb9307ddff93aa0b3aa3e8ab1
01 L 34c1226831beba0e6100a66e1754b3a2c4faeeb380a0367b945d2b7f67a40412
02 R b94166341c44e609ca499861238c2307aa72c14dfe82a8926b57e84b67db86f0
03 R d594696818ea81c158b9c6aaaa27390da9cc35ba698858faab147d27dc487b24
04 R fb902b80790adfe3a04569209d42ec78afc1487dd320d252ea059825f6e57af7
05 L 316285903ad14bf9f934e7ec1dcff16c5a01814120250c81689d389d8f7df25b
06 R 99436d0f5e8e2f6363c8211f4098981766042c29b697c86da27fa6827ffbcdea
root a25cb9b69b59fb88b76ecc7ed6891d4fcdfb3e333ce3ebc520e4fa81670df6be