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, NORTHERN SAMAR 2ND Award a ₱9.6M contract to JUPA CONSTRUCTIONNational agencies

Transaction hash:

110f044feeeaa1390f5f58c346220fbb8aeee4f9a275f0fcc27ab48ac0c3db48

Status:

Included and unchanged

Block:

#696 5,317 blocks after it

Position in block:

Transaction 1 of 23

Award day:

Sep 25, 2009 (17 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

To:

JUPA CONSTRUCTION

Value:

₱9,635,951.47

Project:

Construction of National Highway to Brgy. Poblacion 3

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

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 #696 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, NORTHERN SAMAR 2ND awarded it to JUPA CONSTRUCTION on 2009-09-25.
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 110f044fee…c3db48now …
2. Block Merkle root changed
stored 7f79e40bab…25eb01now …
3. Block #696 hash changed
stored b4986e1dee…813d84now …

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

leaf 110f044feeeaa1390f5f58c346220fbb8aeee4f9a275f0fcc27ab48ac0c3db48
01 L 0df2c1b63744f809370581bb2b547d837073163b2f7a075e476b42b1f69b3854
02 R 7f4627d82454d5974901ec25201e2c08c4ac435757441c7753d9e562d8d04223
03 R f1e78b4a76f22466189f567f5655cc0838f94fd11067b789d51be14daf3714c0
04 R 0fdebfe43d6c9ce28bdb0cd964585feb21626863e99350c4c88cee3c56860175
05 R 2f6ec50f4536a0948aba315f8feafb329996c0f101eebe2b87df0c2c45c2d828
root 7f79e40babc1455877b32232d80a62958d24feae614d030a7b5733304525eb01