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 3RD DEO Award a ₱3.0M contract to CPR CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

d0f65e26eade9db9e33442ca40dccd028929e789c0b145818a3963459ba8df85

Status:

Included and unchanged

Block:

#1,462 4,551 blocks after it

Position in block:

Transaction 37 of 41

Award day:

May 24, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 3RD DEO

To:

CPR CONSTRUCTION AND SUPPLY

Value:

₱2,979,580.90

Project:

Opening of Inascan-Paulog Farm-to-Market Road, Guinobatan Albay

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 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 #1,462 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 3RD DEO awarded it to CPR CONSTRUCTION AND SUPPLY on 2012-05-24.
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 d0f65e26ea…a8df85now …
2. Block Merkle root changed
stored f35beec287…512c4cnow …
3. Block #1462 hash changed
stored b26d3669a3…8a1874now …

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

leaf d0f65e26eade9db9e33442ca40dccd028929e789c0b145818a3963459ba8df85
01 L cbd504a0958d4fcbfcc3d82ff7c6d660b7dac3c64f4c71dcfb957812832cd18f
02 R 0ffc5019946d7d4cbff15cc3ffee5f7572627fce829eee2d6e2d3a0bc0bdd602
03 L 98ac2c8b7a1d4952452f83005ba772a1ec9763a70d6586a3d2fb23a5d7a8c59c
04 R b915863b304d68f4da0f77e7901e7ebeeb75b6959bb1b65427ec35580f56695b
05 R c0dd53cd3be304a6b2dcb923b90be5ae5f805ae6027b9f607e41bd6b28798026
06 L 02b37acd5d4972491885a406c3dbcc6ec8172fecaef7f05cdfd42921e9f45d6f
root f35beec28771063d5f6ce108ab4b13b5771cf1b0a403e331db05ad846e512c4c