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 - PALAWAN 3RD DEO Award a ₱485 contract to LEA & SONS TRADING AND CONSTRUCTIONNational agencies

Transaction hash:

d3a1ce24a9d3d094a1b76fd542c474c2cb866b41c3a27daec4060bbfb0ffaf1e

Status:

Included and unchanged

Block:

#1,768 4,245 blocks after it

Position in block:

Transaction 47 of 57

Award day:

May 31, 2013 (13 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PALAWAN 3RD DEO

To:

LEA & SONS TRADING AND CONSTRUCTION

Value:

₱484.80

Project:

13EG0009

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PALAWAN 3RD 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 #1,768 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 - PALAWAN 3RD DEO awarded it to LEA & SONS TRADING AND CONSTRUCTION on 2013-05-31.
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 d3a1ce24a9…ffaf1enow …
2. Block Merkle root changed
stored 949fa31901…af00ebnow …
3. Block #1768 hash changed
stored 98589795df…934236now …

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

leaf d3a1ce24a9d3d094a1b76fd542c474c2cb866b41c3a27daec4060bbfb0ffaf1e
01 L d27d0259b3699e4757c7cc27b316ad480aff25d8388c7e61715c5d52523cfce5
02 L 0ece9a9b8fdd4dfeb351c00b994d88cf4b3258034dd22c064ec694244ff3d538
03 L 611654f0234141c5406bcb11911052324096588c519e60419181a96bca999e7d
04 L dcc801bd43f30d1fb8e57440571abdad7f63e3a08e02f4f5b5326a45eed066f7
05 R 9aae0989e00b71ed82b5717d4e256dbb0102c8de714f4594ea6ecab40e0300a4
06 L 0d4925d83aae32d46ad9c9d5d141588b50d6d0b55047079023cce1fee5f62c40
root 949fa319010d6b9e66d7de07f0b71dd89513c87ca110d75ed9b1120119af00eb