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 - BATANGAS 2ND ED Award a ₱23.1M contract to GREAT SWISS METAL BUILDERS CORP.National agencies

Transaction hash:

b99f02dad58a4f70cede55c369a7eee019d5867f986bb1c696a1e177cc38a252

Status:

Included and unchanged

Block:

#2,457 3,556 blocks after it

Position in block:

Transaction 77 of 111

Award day:

Jul 10, 2015 (11 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND ED

To:

GREAT SWISS METAL BUILDERS CORP.

Value:

₱23,128,189.75

Project:

15DE-0060 MFO 2 - Flood Management Services, Const

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND ED

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 #2,457 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 - BATANGAS 2ND ED awarded it to GREAT SWISS METAL BUILDERS CORP. on 2015-07-10.
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 b99f02dad5…38a252now …
2. Block Merkle root changed
stored c6e333c950…381edenow …
3. Block #2457 hash changed
stored f81ad509e4…0d7dcfnow …

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

leaf b99f02dad58a4f70cede55c369a7eee019d5867f986bb1c696a1e177cc38a252
01 L b56f0e5dbaf443d1f49392b527d35ea9ddf8fb56d0a7f0b3d07a4641beba2c9b
02 R b431de3d34dc6fb897cc93b9b196e00bee627c3c0e3f3dfa84069a3f0b70f3a7
03 L 7f75546c4d2d0bcbd061ff690e9c5f5692a928325b5670e3215a189b32f2412a
04 L e0357bf1356070dd0a2519f40be0ccdd2a14ad5695e03e5b0d610385214076ed
05 R 5424c3315f764b9e3acfbbf48e94b754dea8886a01e46098849e2789b045f712
06 R 01fe9c9f16944fce02bee1dbd31b3b9f17bd65aa1314806e57bf784ec1a6efa0
07 L 18007deeb602756b1dd88c0c6fc3d92a4f73f9361302b3ca175d401e865b668b
root c6e333c95065d765b7c6ee70715737247ca9c51fd7eda605489d682004381ede