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 & HIGHWAYS - LDN 1ST DEO Award a ₱9.5M contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

93ca5d2c151fd039bb2d69847f3078a4d431dfea24ae7b079ab12b447a680ac2

Status:

Included and unchanged

Block:

#381 5,632 blocks after it

Position in block:

Transaction 2 of 6

Award day:

Jul 15, 2008 (18 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

LANAO BUILDER & ENTERPRISES

Value:

₱9,539,394.70

Project:

Concreting of Bito-Abaga National Road, Balo-i, Lanao del Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 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 #381 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 & HIGHWAYS - LDN 1ST DEO awarded it to LANAO BUILDER & ENTERPRISES on 2008-07-15.
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 93ca5d2c15…680ac2now …
2. Block Merkle root changed
stored e0653b2928…8f3280now …
3. Block #381 hash changed
stored 16ea8e239c…f072b3now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 5 records. Each step hashes the current value together with the sibling shown.

leaf 93ca5d2c151fd039bb2d69847f3078a4d431dfea24ae7b079ab12b447a680ac2
01 R b0d73a107f31179d15588cc427024ccda4732cc3455ab3c3a3df725de5c0d025
02 L c34e5e22c3b1ddf43bdf8a069d929063d4af9b6f574dac798fdf42208190dfea
03 R efde8ec7c57782c3a6081d9b6071014eab85201031262e1b5a99c1a5ce0c32f8
root e0653b29289a24b0120c5a9008eb06dcb7a5e913fd118749fdb4d9bd1f8f3280