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 - QUEZON 2ND ED Award a ₱2.0M contract to GEJU BUILDERS AND SUPPLY INC.National agencies

Transaction hash:

cfcdbe8f4752c02b192b95dc6c4ad6927d7d17246a86fa1e102cb6ed0d9546d0

Status:

Included and unchanged

Block:

#1,298 4,715 blocks after it

Position in block:

Transaction 40 of 54

Award day:

Nov 18, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

GEJU BUILDERS AND SUPPLY INC.

Value:

₱1,966,075.22

Project:

Repair/Maintenance of MSR-Lucena Diversion Road (Intermittent Section), Lucena City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

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 #1,298 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 - QUEZON 2ND ED awarded it to GEJU BUILDERS AND SUPPLY INC. on 2011-11-18.
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 cfcdbe8f47…9546d0now …
2. Block Merkle root changed
stored b669170de7…1bcf9enow …
3. Block #1298 hash changed
stored 866de4c2ab…fc7829now …

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

leaf cfcdbe8f4752c02b192b95dc6c4ad6927d7d17246a86fa1e102cb6ed0d9546d0
01 R d219b4bf315dc23f1e9a5e36626d265188561aae2c13872e0afdad52cb0c9b1f
02 R 32509ca8b6fe41367d9eea40d097a9171dc7f157d18666a2ab8abd306c6f9c62
03 R 00905cdb4b0f88381b72af128326a51ba4136d6ecdb5ae4c6e74cdb4ee0131c1
04 L 76075ea1f4901341939fe406668004c37157e5933c04f3d71eea21738a86a90e
05 R ba6b48a8018cab27dc34e1c25f9415eef00c2e90c307f2a61f3c3527253e381b
06 L 2e4426ddf6d5f87794093152494f0be014da8a2f6f31189c89d9319ee46ac0fa
root b669170de7b48cf607c721411465b9865c1a27dee5858ba8f423e878dc1bcf9e