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 - REGION V Award a ₱27.5M contract to MAKAPA CORPORATIONNational agencies

Transaction hash:

1bcb9dc07bbeb8080cf61c2bd6b355c5476f9e07e5258510b54e70e1fd003c8e

Status:

Included and unchanged

Block:

#1,264 4,749 blocks after it

Position in block:

Transaction 9 of 70

Award day:

Oct 10, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

To:

MAKAPA CORPORATION

Value:

₱27,488,022.89

Project:

INVITATION TO BID - 11F00014

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

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 #1,264 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 - REGION V awarded it to MAKAPA CORPORATION on 2011-10-10.
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 1bcb9dc07b…003c8enow …
2. Block Merkle root changed
stored 51cf111f33…47d10bnow …
3. Block #1264 hash changed
stored 7068550dfc…e1e014now …

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

leaf 1bcb9dc07bbeb8080cf61c2bd6b355c5476f9e07e5258510b54e70e1fd003c8e
01 L 17ca237dcc77740431593b47e54a64be7faa51a467f0c9c643fd3b39200d1eb5
02 R efa1eae620f6824fdfbfbf27da36bc3b87bbcea8c5ad251f3c388750791f1e2d
03 R e7efe5454163d200ea42adb4a1b47849944a659281cf8e0df34142c07996746d
04 L 74462326413f059dcc069b8589dade96e1adab3a3bcd2d64fe429d5729d3be27
05 R 963b7b747c738e6a319c707981660071f5eed89116826438e52eebe742242276
06 R a23906e8034301eb81da665eabf8f9cfa18ad16f5643e442f0c8aaaf2624e8ce
07 R ca2ae76aad8bdfc3e7d26eb5399c65814313fca39b4236291e7e788f99e2c0cd
root 51cf111f33eba2d0d95366f0d9741e2ad0b0a0b45eea27d821ea7522a947d10b