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 - CAGAYAN 1ST DEO Award a ₱1.3M contract to JIRK CONSTRUCTIONNational agencies

Transaction hash:

2c856317df5b7e38613321f95ff9751d4b62c90f70b9e73404353e294d36332b

Status:

Included and unchanged

Block:

#2,705 3,308 blocks after it

Position in block:

Transaction 2 of 24

Award day:

Apr 1, 2016 (10 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 1ST DEO

To:

JIRK CONSTRUCTION

Value:

₱1,264,489.95

Project:

Repair/Restoration of Eroded Shoulder at K0613+380

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 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 #2,705 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 - CAGAYAN 1ST DEO awarded it to JIRK CONSTRUCTION on 2016-04-01.
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 2c856317df…36332bnow …
2. Block Merkle root changed
stored 8b2ebe3876…0e42a3now …
3. Block #2705 hash changed
stored c8a3b5b37f…716757now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 23 records. Each step hashes the current value together with the sibling shown.

leaf 2c856317df5b7e38613321f95ff9751d4b62c90f70b9e73404353e294d36332b
01 R 2f68a14b484466b5c4bc91421fc0100c180fcfb75780aa1d79364120a92a273c
02 L 80f0fc4483f2a5934e761f1382f8b907d0cb57d4947a9f373966f3796fc0aafb
03 R 41b6c4a19424998e8614a9d4ce4b7c647733d2586f410531bc7baaf04eb4719c
04 R f17f51fe9a7498a3ec2ef0e8f1fec9e1542ae4e47f6ace5768b9841f9d40afe6
05 R d7082b9817625787a0e0f1520097c870c4657a4028926f63f9acd08c02eaca24
root 8b2ebe3876bb2e910c11a5e0701f25107a1cb1045cfebb66f8f4de461e0e42a3