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 ₱4.8M contract to R.T.Y. CONSTRUCTIONNational agencies

Transaction hash:

c1816007ca0e7b2cf940cd9eb88a1fd8ac804668a2c4bd158a35e3154e5b73b1

Status:

Included and unchanged

Block:

#716 5,297 blocks after it

Position in block:

Transaction 14 of 19

Award day:

Oct 22, 2009 (17 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

R.T.Y. CONSTRUCTION

Value:

₱4,761,915.28

Project:

Construction of Waterworks System at DPWH-Quezon III District Engineering Office, Catanauan, Quezon

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 #716 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 R.T.Y. CONSTRUCTION on 2009-10-22.
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 c1816007ca…5b73b1now …
2. Block Merkle root changed
stored fdc8be0e1e…7fe656now …
3. Block #716 hash changed
stored cfd481c1fa…a57466now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 18 records. Each step hashes the current value together with the sibling shown.

leaf c1816007ca0e7b2cf940cd9eb88a1fd8ac804668a2c4bd158a35e3154e5b73b1
01 R c78ee26cfac1c104300daf06be0a4b9a4684abff9780df4aea777dcc564db882
02 L 4fa900ddc5687a1448b868ceffbc718d49b9ffb3e4694c5d4807ee6b70ea1776
03 L be61b7bbe39190c0288c09e41145acb2e75787f0b8a7fa942c7bbee53a07e76d
04 L bf858d944308062ea59ad3c32d014638f45c1639472b30cfe22cdac5f78be0cd
05 R b5fb1934c3f7d7222cc8f1788297f2cc1fdb8c96c80761e1d6886df4fec24351
root fdc8be0e1eff6a6d7708097015176610e60d4181f09562c9416d7ffe7c7fe656