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 - BULACAN 1ST DEO Award a ₱8.4M contract to A.L. ACHARON CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

96ef25874c53778103bbb2cf5feccb562980ca3651dedb0064a7c0b9bcac064e

Status:

Included and unchanged

Block:

#3,526 2,487 blocks after it

Position in block:

Transaction 82 of 141

Award day:

Sep 6, 2018 (8 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

A.L. ACHARON CONSTRUCTION AND SUPPLY

Value:

₱8,373,832.63

Project:

Catacte, Bustos, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 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 #3,526 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)
DPWH lists the funding source as "Regular Infra - GAA 2018 LP", i.e. the FY2018 GAA. The exact UACS line is not given.
Partly
Open
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 - BULACAN 1ST DEO awarded it to A.L. ACHARON CONSTRUCTION AND SUPPLY on 2018-09-06.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18CC0197: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2019-01-08). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 96ef25874c…ac064enow …
2. Block Merkle root changed
stored 05dada6c9c…1400eanow …
3. Block #3526 hash changed
stored f8ed45f355…770b7cnow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 140 records. Each step hashes the current value together with the sibling shown.

leaf 96ef25874c53778103bbb2cf5feccb562980ca3651dedb0064a7c0b9bcac064e
01 R 99cd806aa48f830b658153dccb39685cbf23ee6d3768841d57b8445997b20278
02 L d09c2931950a554abb0f86eadce9500c4e3dc6e1b4e06285f02012d0ef090458
03 R a230f74e37557e7f48e60df26a44cec15f9a40388ca2cc2a89174f46f426f83b
04 R 348bbaa1a69241bfca0a889c67cc67c39a4fd47f4f8f592f61bde46222223167
05 L fb7b08c433db62f936ba83f35fa0b6d7827df3ce24e3546b92b5aa6c3963c665
06 R a75d3fcdd3e4d09f37dbaf6dbc7720715c56591e0b1bbeb702c7913baa400ce4
07 L ba746838eefe33397cc1c650a6e9919a666805a24cebd40915493da4c3e903b7
08 R f5c5e2bcc29359f3a1621ba224574bf55dab2cc62303b4845716a3ab56925d16
root 05dada6c9cd6709f4bbec64759139859edbd4fc7f1d4618e35ec46f81c1400ea