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 - BACOLOD CITY DEO Award a ₱743.3K contract to JFJ CONSTRUCTION & SUPPLY, INC.National agencies

Transaction hash:

873df8ef53b2fe65fdcde658e11e4446f39338c16572bffd3dfce325d0a431c1

Status:

Included and unchanged

Block:

#675 5,338 blocks after it

Position in block:

Transaction 27 of 43

Award day:

Aug 28, 2009 (17 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BACOLOD CITY DEO

To:

JFJ CONSTRUCTION & SUPPLY, INC.

Value:

₱743,308.92

Project:

09GC0064 - Construction of Road at Brgy Tangub, Bacolod City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BACOLOD CITY 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 #675 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 - BACOLOD CITY DEO awarded it to JFJ CONSTRUCTION & SUPPLY, INC. on 2009-08-28.
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 873df8ef53…a431c1now …
2. Block Merkle root changed
stored 8aa9f2722b…8bd679now …
3. Block #675 hash changed
stored 0c3aee46d7…c2bf8cnow …

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

leaf 873df8ef53b2fe65fdcde658e11e4446f39338c16572bffd3dfce325d0a431c1
01 L 8490edcae13911b7fcf68ea0ccb39314c53f9ab9191da53ffdf2d86ec665b09b
02 L 256c18929c3d713d94d284b72648d65d5723fbba7b1582313bdf75da3ceefc5e
03 R 77b2419d66ea4d37cbef0a1053aba8247a0d37563f2c73a0ebde6307ea57d4da
04 L ffa41dd08439e19fc38ab50566d79ea3b4243803bcacb898678b8a38b6aafdc2
05 L 3335b40f858c70b0c5821f3babf961a848e2cb98396a994bdfbb60e877cde610
06 R bbf1ba95485812b5e9f862a25a2145f5f9a130d48b61257121394144626b174b
root 8aa9f2722b0766ef861d550dbaa99cd88af1a8c7c169a208819503a4b08bd679