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 - BILIRAN ENGINEERIN Award a ₱4.9M contract to B N L CONSTRUCTIONNational agencies

Transaction hash:

fcc60f2b1b4fc014d18ba4b29310509cb7ac2c0ec25ca69b4b38dc1b9935ad34

Status:

Included and unchanged

Block:

#1,589 4,424 blocks after it

Position in block:

Transaction 62 of 63

Award day:

Oct 18, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

To:

B N L CONSTRUCTION

Value:

₱4,895,320.00

Project:

12IA00060 CLUSTER 1-Concreting of Roads (2nd Tranche CY 2012-VILP Projects) Caibiran, Culaba, Kawayan, Almeria & Naval, Biliran Province

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

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 #1,589 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 - BILIRAN ENGINEERIN awarded it to B N L CONSTRUCTION on 2012-10-18.
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 fcc60f2b1b…35ad34now …
2. Block Merkle root changed
stored 705fb09bfc…a220b3now …
3. Block #1589 hash changed
stored 79019dbbea…95410fnow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 62 records. Each step hashes the current value together with the sibling shown.

leaf fcc60f2b1b4fc014d18ba4b29310509cb7ac2c0ec25ca69b4b38dc1b9935ad34
01 R fcc60f2b1b4fc014d18ba4b29310509cb7ac2c0ec25ca69b4b38dc1b9935ad34
02 L 5516a72a41ee288ca1868cb3a98c682a5efdad72071d2a660849a55ad00bd8c3
03 L 1663f6e7f97185ba06c0619bfe2f8e9f33f1320b0d0e5730913c92c4e916006b
04 L 753268af5376ea831ab003b5f95c76a0db16f1aa8ee27a52336f2b52f034d09c
05 L ed63f36c9a61329ca23465ea2fac2f02b620d05348e4158f5f5bd9af7c7cde35
06 L d6798bd36114ce13f53fecfbd1f11d59595d6eb4962541b4c52d01179c0a1628
root 705fb09bfcae7620855564ac2267da77e9ecbba5ed59af3f80c88cd90ca220b3