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 - LEYTE 2ND DEO Award a ₱34.9M contract to MWJ CONSTRUCTIONNational agencies

Transaction hash:

4ad045bddce4e0647e30cb0dd2a5a76e2460aae87c21dee417c26f69ea36c28d

Status:

Included and unchanged

Block:

#3,052 2,961 blocks after it

Position in block:

Transaction 75 of 250

Award day:

Apr 19, 2017 (9 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 2ND DEO

To:

MWJ CONSTRUCTION

Value:

₱34,924,119.18

Project:

17ID0065

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 2ND 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 #3,052 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 "Regular Infra - GAA 2017 LFP", 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 - LEYTE 2ND DEO awarded it to MWJ CONSTRUCTION on 2017-04-19.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17ID0065: 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 2018-04-03). 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 4ad045bddc…36c28dnow …
2. Block Merkle root changed
stored 5c5147c43c…c241bfnow …
3. Block #3052 hash changed
stored 29bbd0010e…227725now …

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

leaf 4ad045bddce4e0647e30cb0dd2a5a76e2460aae87c21dee417c26f69ea36c28d
01 L 498eb6951af88456547c4b5b8b70503d58a0ae7ccb61e8141f98b3fc551f1a78
02 L d9c245131e787b1006a1da32b0f7a1aedabff904c822404d9ed26b8b06aed546
03 R 10b4848dce178ab05a0ace5c427a1d153553d7717e6e2cda475ac8b7b39d8b1a
04 L 7086f64059cd1caa31df58658e6aa987125e7fc2ee245eb4e52d086c8f37d667
05 R 1abad9758414eb7223922bbc3d8c7e377495c1e0df73da38f3349138f1226e83
06 R 169c6c57350722c495a7419fac0d4f6618a356edbbe29298f26fa98a8e73be34
07 L ba7ad95d465f16b37ccd4738f88ccad145d32d91052b3bd28d5c7fb1844a3516
08 R 9c06dbe6b816c206939312e6422b20478e32d05e88fca5a323719565bcde29ef
root 5c5147c43c5bc0f99ab36097910a272bad18cff82607679a55886df896c241bf