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 ₱19.3M contract to MEDITECH TRADE AND DEVELOPMENTNational agencies

Transaction hash:

ae2eba57803fc6b2f43f685eda287ea79ba4b42e7e1814c0a7b0619036234fe9

Status:

Included and unchanged

Block:

#366 5,647 blocks after it

Position in block:

Transaction 3 of 5

Award day:

Jun 24, 2008 (18 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

MEDITECH TRADE AND DEVELOPMENT

Value:

₱19,289,970.80

Project:

Regravelling/Rehabilitation & Improvement of Catanauan-Buenavista Road, Km. 249+000 – Km. 264+000, Km. 270+000, Intermittent Section, Quezon III

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 #366 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 2008-06-24.
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 ae2eba5780…234fe9now …
2. Block Merkle root changed
stored f0f75af37d…889d23now …
3. Block #366 hash changed
stored a2a41fc333…f39c04now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 4 records. Each step hashes the current value together with the sibling shown.

leaf ae2eba57803fc6b2f43f685eda287ea79ba4b42e7e1814c0a7b0619036234fe9
01 L 4ace9d00c4419633d1c026c9d897175d310261acb1bbb29b91fcb533dcbd9f87
02 L b5f6188c43aef05b69e57b40d96d43fd3f9f0c8a40d954d071b4d3be161e1ff6
03 R 083c138d9cc5b986abbe987ddcfd4a974a0fdb46773cb13895b499a7ec3225fd
root f0f75af37d025b3b0634f32763e624de85fd15cda9178456765918dcf1889d23