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 - ZAMBOANGA SIBUGAY Award a ₱4.0M contract to CPAN ENGINEERING AND ENT.National agencies

Transaction hash:

ecd438b7e35ea6b535680d5e34758ccdc46ab1dfdedb95d823e21bd6449d90e6

Status:

Included and unchanged

Block:

#3,816 2,197 blocks after it

Position in block:

Transaction 246 of 269

Award day:

Jul 11, 2019 (7 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

To:

CPAN ENGINEERING AND ENT.

Value:

₱3,959,655.81

Project:

Construction(Completion) of Multi-Purpose Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

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 #3,816 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 - ZAMBOANGA SIBUGAY awarded it to CPAN ENGINEERING AND ENT. on 2019-07-11.
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 ecd438b7e3…9d90e6now …
2. Block Merkle root changed
stored 84530792ee…5f7a5enow …
3. Block #3816 hash changed
stored 1a5e3794ea…9eaa12now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 268 records. Each step hashes the current value together with the sibling shown.

leaf ecd438b7e35ea6b535680d5e34758ccdc46ab1dfdedb95d823e21bd6449d90e6
01 R ed1bdce764beb3c9135c0a3ccd32821dce5219698eb55a576ca4566080f86cd2
02 L e7eadcab98a36d25a698f181eed26cc39035e0a48148e2485ca959f432af145f
03 L ed3dcafa6e8f04355f1e15d8ad810f7c93b59a5ea93c67e02f771ce36680dbdf
04 R 231456a7b4519b0114cd3bc167a178e895483155cb3558aa1a92fd4d3cca3d24
05 L 295517de12bf09cd0bcfd64fdfd18279fe83fa9e28b969cf8def393bd2542b8a
06 L 84fef303282efab9e0cebd87ebcf0564d96ef98982eec0a7c26a34a1bd47c525
07 L beeffed83f0dc9b3908d09da2de7727da2fef2c3176398a203605483db46dc00
08 L 2e97b9d7f8f4b86685c3df5e221148407d6549503168446ec6d7001bce49f258
09 R 2e5e5a328c24c44f5eef0fe8a5e812003b7cd7915c972337380475e0e01f2deb
root 84530792eeb3e39c249b4b8766474109a381dd3d46064a473ffd4ca96f5f7a5e