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 - APAYAO 1ST DEO Award a ₱11.4M contract to BAHRAMLEY CONSTRUCTIONNational agencies

Transaction hash:

a5f213ea67eec927e1cfc512128c930d9d6f959fbb0fbd8e65a56020e3475d27

Status:

Included and unchanged

Block:

#4,164 1,849 blocks after it

Position in block:

Transaction 71 of 122

Award day:

Jul 16, 2020 (6 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - APAYAO 1ST DEO

To:

BAHRAMLEY CONSTRUCTION

Value:

₱11,351,919.41

Project:

Construction Projects

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - APAYAO 1ST DEO

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 #4,164 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 2020 DA FMR", i.e. the FY2020 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 - APAYAO 1ST DEO awarded it to BAHRAMLEY CONSTRUCTION on 2020-07-16.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20PB0028: 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 2021-02-26). 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 a5f213ea67…475d27now …
2. Block Merkle root changed
stored 9b4312c171…b873b4now …
3. Block #4164 hash changed
stored e8e0900921…28336enow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 121 records. Each step hashes the current value together with the sibling shown.

leaf a5f213ea67eec927e1cfc512128c930d9d6f959fbb0fbd8e65a56020e3475d27
01 L a5e2ab82ebdf3bc0cd9a0d558e31c3072dbc5114f1ee57f9a1ade6b49c1c73d9
02 L 9fcab7fb04d5902defbfa3024af578857c0bf4d8bf7ca911306c2eb9eb39af19
03 L f0df42ca203cb4511f96a1ee9b3d180d35b71af06ad6bb499208e12fecc0bb6f
04 R 2039e1ea40ee5e788c9d19c5fe318a79e9c03c95a50b0227781f944c562cdd98
05 R acb1f6f359cdb745dcbca47e0977f3c4c6aa692b4e4edf852aa819ed3ef33f93
06 R 9b9570c45d34d67e6ff7352356efe505c819ae788f1c3407ab767dd993ac503b
07 L 09272ce6d1dc0ed75dd3711730ab8ae13ada38873592c03e6b312cf31d8958d4
root 9b4312c171540f7a5887be70aee1fc9e9c2da551115a65d8295669b180b873b4