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

BARANGAY DAPDAP, MABALACAT CITY, PAMPANGA Award a ₱15.6M contract to VILLAR GENERAL CONSTRUCTION & SUPPLIESBarangays

Transaction hash:

0a6916d95c219e9181dcfb54aed6ab4838f7d359223d0897db9642931209fc7a

Status:

Included and unchanged

Block:

#4,545 1,468 blocks after it

Position in block:

Transaction 0 of 8

Award day:

Aug 21, 2021 (5 yrs 2 mo ago)

From:

BARANGAY DAPDAP, MABALACAT CITY, PAMPANGA

To:

VILLAR GENERAL CONSTRUCTION & SUPPLIES

Value:

₱15,585,514.00

Project:

Construction Project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY DAPDAP, MABALACAT CITY, PAMPANGA

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 #4,545 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)
BARANGAY DAPDAP, MABALACAT CITY, PAMPANGA awarded it to VILLAR GENERAL CONSTRUCTION & SUPPLIES on 2021-08-21.
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 0a6916d95c…09fc7anow …
2. Block Merkle root changed
stored 1cb0bedd3e…54ea83now …
3. Block #4545 hash changed
stored 2e2aa838b7…520435now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.

leaf 0a6916d95c219e9181dcfb54aed6ab4838f7d359223d0897db9642931209fc7a
01 R 19c3e0513ae14e8b34cc51cde0212a8a3361e0cf1045fce20df49f47a10cbedf
02 R 7355f4a8c84a03bb40842f7ff6c5d14add6d9ca622ba61ebcab3c6eed0ff0947
03 R 84782550ad0ee69fc13847ec6222ed3f3de66e99bc29a10f3e7ff7a93c77850f
root 1cb0bedd3ee71956f01396a50bbef1dc797814be35225298bb26a2332554ea83