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 - ALBAY 2ND DEO Award a ₱1.5M contract to KNJ CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

dad00ea9d8a3ded24e02c13a4342cfc97cad29d4231e46e9ee2baa74a3cb29bc

Status:

Included and unchanged

Block:

#4,877 1,136 blocks after it

Position in block:

Transaction 103 of 124

Award day:

Aug 4, 2022 (4 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

KNJ CONSTRUCTION AND SUPPLY

Value:

₱1,478,512.36

Project:

Repair DOF Building Bureau of Treasury - RO-V

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND 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 #4,877 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 - ALBAY 2ND DEO awarded it to KNJ CONSTRUCTION AND SUPPLY on 2022-08-04.
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 dad00ea9d8…cb29bcnow …
2. Block Merkle root changed
stored 17f58c0355…f0bd04now …
3. Block #4877 hash changed
stored 2787b1a651…e0fd06now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.

leaf dad00ea9d8a3ded24e02c13a4342cfc97cad29d4231e46e9ee2baa74a3cb29bc
01 L cf931aa199783d1cc73862e6d1686533bc44464027d153fe5ede0810ea37ef11
02 L 1f82cb2c6f310c580e316ad9d25868df1b665b822eee32f8c1dd6b3768c1265c
03 L a044b8c1568d17a54b4ce7e7a8f5afe3cfc2182645720f1ac218138cd5d2a20e
04 R 73a422fb1fc315e3c7cd61ff0510fa70aae8e65b5a978476030d9b644445d261
05 R 274d292994b7c3e70e142612044e963b887b2e080297f0a5e74d6fe762fbc6b1
06 L e2df56af437710f856cf90684f61099e966311bad76946539e6f7d15c4ed99d8
07 L 64f109583b31f5ee9ad9f65301fc103f12d6a624c27505862cff4f7329b9b71d
root 17f58c0355a41c06b3d8c9a44850d75b4c37eda069f65c1effcbedd177f0bd04