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 - BULACAN 1ST DEO Award a ₱1.9M contract to ESN CONSTRUCTION & TRADINGNational agencies

Transaction hash:

df461e1cf39739e2307b8d7eee93cc05b3b3b10932e614271aeb7ae69538a5df

Status:

Included and unchanged

Block:

#2,663 3,350 blocks after it

Position in block:

Transaction 204 of 234

Award day:

Feb 15, 2016 (10 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

ESN CONSTRUCTION & TRADING

Value:

₱1,880,909.23

Project:

Manatal, Pandi, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 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 #2,663 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 2016 Locally Funded Projects", 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 - BULACAN 1ST DEO awarded it to ESN CONSTRUCTION & TRADING on 2016-02-15.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 15CC0279: 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 2016-04-06). 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 df461e1cf3…38a5dfnow …
2. Block Merkle root changed
stored ff54c96bf4…fc01b4now …
3. Block #2663 hash changed
stored aa47eade46…c84fdbnow …

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

leaf df461e1cf39739e2307b8d7eee93cc05b3b3b10932e614271aeb7ae69538a5df
01 R e00b26cbbfb31a5e8b3f89e6d28c5d6e3759bfe5444468653d3221e27d632461
02 R 91134e60887d28d123d87e5dd80811c32d9fa5ece97d8f524c4346429f7ff4bd
03 L 89b8c4766cae1a1044401669492310c4048d56b1d46563763c0d40b25101e833
04 L bbd8a18450c99ac9bad408f863d7c5fc6145a7a5df80d5540848b6f0349ed554
05 R bf70dd845df4c309fa62ab2fa1996d695e299f62e7d58f0019bc45d37e6f7a54
06 R fc00f57edd78766fc51d4db1f0b463a88aae22164bc3af4b3af8d67b586fee61
07 L 2960c26b2dee58ed307bdf1bfff46675a5464ff45fde4683c81f5c9ae5523240
08 L 4363199113c551b726b80230d4c77f93c69c8d05b5c65c2d805e6f02efbac225
root ff54c96bf48bffb72f5e2b27224f7c6acb2264ac28ca3804947762db90fc01b4