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 3RD ED Award a ₱19.2M contract to MEDITECH TRADE AND DEVELOPMENTNational agencies

Transaction hash:

4e1e8a70fd7dd39b02c664a4870a474653e0c2fd2480d9fe9c68033e111ec4db

Status:

Included and unchanged

Block:

#628 5,385 blocks after it

Position in block:

Transaction 0 of 9

Award day:

Jun 26, 2009 (17 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

MEDITECH TRADE AND DEVELOPMENT

Value:

₱19,225,336.00

Project:

Cluster I – Regravelling/Rehabilitation/Improvement of Mulanay-San Narciso National Road and Catanauan-Mulanay National Road (CHEVRON), Km. 274+282 – Km. 301+630 and Km. 260+695 – Km. 274+282, Intermi

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD 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 #628 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 3RD ED awarded it to MEDITECH TRADE AND DEVELOPMENT on 2009-06-26.
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 4e1e8a70fd…1ec4dbnow …
2. Block Merkle root changed
stored 254b2e3e93…862300now …
3. Block #628 hash changed
stored 04894319b0…02d6efnow …

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 4e1e8a70fd7dd39b02c664a4870a474653e0c2fd2480d9fe9c68033e111ec4db
01 R 97f13429699bc712d6388d2c886f061d083904d38e225f9c08ac591f68b444b8
02 R 3a09c2cdadb56b300f8218e0461da1ffc397f0e3cfc8392e2c5415ae5c8957ee
03 R 45c60feae23a2170e74762cf5c3fa0a176a93e4adaad75111795b2f58bc28e6d
04 R 269058fde4240397dadaad269bd5baf707dd6582c194d07f9ce6a979303fde77
root 254b2e3e935a10699fd085863d5fbc9be22f81be249ac248d5c7f1303c862300