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 ₱1.8M contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

c6041bfd4ef43bd42d80bdf10a7be655b1384a84b3b559877921a8c640872612

Status:

Included and unchanged

Block:

#800 5,213 blocks after it

Position in block:

Transaction 17 of 20

Award day:

Feb 16, 2010 (16 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

LANAO BUILDER & ENTERPRISES

Value:

₱1,849,763.39

Project:

Construction of Multi-Purpose Building at Baloi, 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 #800 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 2010-02-16.
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 c6041bfd4e…872612now …
2. Block Merkle root changed
stored b67c900a6b…14334anow …
3. Block #800 hash changed
stored 424bc67b9d…5dd337now …

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

leaf c6041bfd4ef43bd42d80bdf10a7be655b1384a84b3b559877921a8c640872612
01 L b5ed58c7d9271c16710893802f95600445578ade61a5b22a188d861a131fffdf
02 R 2ff4fa87176d623b24e074a33d337be62e67348db35cb96c952bb360094f7719
03 R f72063f0226b67c15813d42681fc649680815050d93c633a68f6516f43660196
04 R a5de8755075cc0fc9b68d92021b3f8b551d6ae9108a8792d59520a425c23dd6a
05 L da66d88fa8b57cd6635d996c30a9e372dac7778cb166843058f9d4673ec426aa
root b67c900a6bfdb987056b90ea1ef8822e8fdce83192e5023d69c97fbb5d14334a