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 HIGHWAYS - CEBU CITY DEO Award a ₱1.4M contract to SERCHER DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

e804258fddc4dc4be51dbb7e7436950ae449f3cc9d7363966c1c6104801743a0

Status:

Included and unchanged

Block:

#1,247 4,766 blocks after it

Position in block:

Transaction 43 of 49

Award day:

Sep 19, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

SERCHER DEVELOPMENT CORPORATION

Value:

₱1,438,759.97

Project:

Cluster II-FCD a) Construction of Flood Control and Drainage System, Pleasant Homes and b.) Construction of Flood Control and Drainage System, Jose Bosch St., all of Brgy. Punta Princesa, Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY 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 #1,247 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 HIGHWAYS - CEBU CITY DEO awarded it to SERCHER DEVELOPMENT CORPORATION on 2011-09-19.
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 e804258fdd…1743a0now …
2. Block Merkle root changed
stored 8c496658b4…0dc758now …
3. Block #1247 hash changed
stored 68fa6057d3…cfecd4now …

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

leaf e804258fddc4dc4be51dbb7e7436950ae449f3cc9d7363966c1c6104801743a0
01 L e6bbbc66c9f6d7ad02c35b306ece81d06f3cb2e2655f46db4bdc4547668811e9
02 L d92c9ff68c2e5ab7081ddd4321bb54df7024c5d3f62cf35312ec49d5c19a5788
03 R f8a3d6e84880dac19efbbfaa258268c148c19ce395bd1ffde610f2f7ccb1b381
04 L 8df252d9da7644c30064542a61ac02a481da31ade90d250664b209c172542fd0
05 R f5c870b8bddcb572a8ae14432fdff2f3e5763e9ce9918cb26e69277549569bb3
06 L 883a113bda25bedc311e7e9aafd426ad0c3c33e1dc02126f2c4982f3284b0e5a
root 8c496658b4e81974b693d042a138e84c95945807fdce162254869880c80dc758