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 ₱104.6M contract to SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

61ef2a7d31cc5151cb658e147a4f12126dd96b6579f9c6a0a6830b2f333d31fe

Status:

Included and unchanged

Block:

#1,503 4,510 blocks after it

Position in block:

Transaction 32 of 91

Award day:

Jul 10, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

To:

SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱104,617,991.74

Project:

INVITATION TO BID - 12F00040

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 #1,503 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 SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION on 2012-07-10.
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 61ef2a7d31…3d31fenow …
2. Block Merkle root changed
stored aedd948ba2…fb0466now …
3. Block #1503 hash changed
stored 6df9316878…e5099enow …

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

leaf 61ef2a7d31cc5151cb658e147a4f12126dd96b6579f9c6a0a6830b2f333d31fe
01 R 655b6c94d75469c4f7bfd693e94d0ac26b9842b08db15e0d2e9d9b4ed3d4cc18
02 R 30dc20a8361d8640e2c24b76e2aaae011aed66727056ab49586f482fb6f6209b
03 R cca22ba867895095234a976e3a67f393eac539ce26b9545d98ac105c2d59fb4d
04 R b3eb406ad739c07c87d4730e4e474333914ed9808648917954aa0a0d0b3bc2b7
05 R 77fb5ce499cdf5da47480bd3ae2a353c6c56cd55f876e3c6b0fb02f9ddbedbd8
06 L dd7cfff343610045b2bfa1b2175a196f8a52e96f9ad65da0631a0ad24cd6ed9b
07 R 308e087033c5d80fba07e8c45c5f9e8866091a42049d1f80c5166667bc529e57
root aedd948ba2f63b047d3dd108a186ba09583261e11a3a1ae6447097f04efb0466