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 - CAMARINES SUR 3RD Award a ₱15.9M contract to HRB CONSTRUCTIONNational agencies

Transaction hash:

25ea80fb2c68008f6cfc581c3fbd6ca0360db29e3bd964533ec6492b85630da7

Status:

Included and unchanged

Block:

#2,898 3,115 blocks after it

Position in block:

Transaction 32 of 232

Award day:

Nov 4, 2016 (10 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 3RD

To:

HRB CONSTRUCTION

Value:

₱15,904,107.33

Project:

CLUSTER-VIII (CY-2016 BEFF Batch 9)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 3RD

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 #2,898 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 2016 DepED BEFF", i.e. the FY2016 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 - CAMARINES SUR 3RD awarded it to HRB CONSTRUCTION on 2016-11-04.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16FF0073: 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 2018-05-03). 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 25ea80fb2c…630da7now …
2. Block Merkle root changed
stored 5c5e25be96…e99028now …
3. Block #2898 hash changed
stored c3ca1a3658…89c427now …

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

leaf 25ea80fb2c68008f6cfc581c3fbd6ca0360db29e3bd964533ec6492b85630da7
01 R 27a3acda9fe4236062b23e04f3e4fe4a0e3043e5ffafef7d55dbd8280978cd15
02 R a8b0b8c4eeef2a52cb9102a76a425f68799c3ef8ba99ea65eca55aa388ef87d3
03 R e2f1994540f44d6871a8e774cb8d9cef9e82c8b0dd351bc0b73863393363e89d
04 R a8e6dde857e5998e1c344f3433600c28bdacf9790e963c3624a2f561112d364f
05 R 873a805fff23f9ef027b2ce2d7bf17fe89db42716af862bd2bc22ab49c28bd96
06 L ad42c664974ef831e91ba5fdffaa59bfd163133e15c01f8fd27158d42e300a7e
07 R a8fe5701278fba47bdf960e321ec1c8294a1324cd228d06a6b487f35411d4725
08 R 25a36c8949e24c77d1008ffaac979ee23996b65d7f5391f848f95f712c1b9bb9
root 5c5e25be963795eea82174f0bf5aac5105af129268d1866ce722485cdae99028