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 2ND ED Award a ₱16.4M contract to R.T.Y. CONSTRUCTIONNational agencies

Transaction hash:

009071564ca45f3f8d9cf74f892c95e920e373d03ef4f5a4b1a9b031deca1bf0

Status:

Included and unchanged

Block:

#3,264 2,749 blocks after it

Position in block:

Transaction 1 of 251

Award day:

Dec 4, 2017 (8 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

R.T.Y. CONSTRUCTION

Value:

₱16,410,450.03

Project:

17DJ0083

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND 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 #3,264 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)
DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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 2ND ED awarded it to R.T.Y. CONSTRUCTION on 2017-12-04.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17DJ0083: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2018-07-05). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 009071564c…ca1bf0now …
2. Block Merkle root changed
stored 9fac15dc38…a2b501now …
3. Block #3264 hash changed
stored cd026f4fea…502722now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 250 records. Each step hashes the current value together with the sibling shown.

leaf 009071564ca45f3f8d9cf74f892c95e920e373d03ef4f5a4b1a9b031deca1bf0
01 L 008e0019544f0af5b9fc82828163368b9a68cb6c677df67d12a722b9d2f36a6e
02 R a3d43f2f07c717fcadc9f8efed051e9e32621b9ef2910614cdc7823f0b3cd8a5
03 R f58bc556448daee35bf81e8be51a555a9da5daa152a103a2d4f6e5c350cf13b7
04 R aeedd98123f8fc2a6ea84e45e3c4a5e877c827edc2ccbcbdcc4ce89be79b7b82
05 R ec4d2ca34b103848a75bbb6229811d3353745f2c6b54dc06513dc637268deec0
06 R 9c9fb002a081c5c587ac31a7b5c79db7753e35669d97031a4ae9ecaba9e464e8
07 R 1ed1efaf39d37e7af21d87f86a93e037a1d0e4032105b22078ee184ec605ee43
08 R 3794817936e03b57a8c97b34340080a8089ed8d4b8acdde7a02cd49888a304cb
root 9fac15dc38b5bc2099195cca6c33a49f545456978085b52e4d9caa38e0a2b501