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-BULACAN 1ST DEO Award a ₱479.5K contract to M.S. RAMOS CONSTRUCTION INC.National agencies

Transaction hash:

18831705fe64352d1e173edc760f1f7e75cc2108a5c48d8076d429d4fccbe16e

Status:

Included and unchanged

Block:

#1,225 4,788 blocks after it

Position in block:

Transaction 8 of 50

Award day:

Aug 24, 2011 (15 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

M.S. RAMOS CONSTRUCTION INC.

Value:

₱479,493.65

Project:

Construction/Rehabilitation of multi-purpose building barangay hall of brgy. Tibagan, Bustos, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #1,225 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-BULACAN 1ST DEO awarded it to M.S. RAMOS CONSTRUCTION INC. on 2011-08-24.
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 18831705fe…cbe16enow …
2. Block Merkle root changed
stored 7bcc3bd789…9a0bdfnow …
3. Block #1225 hash changed
stored e925ff81f0…7592e9now …

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

leaf 18831705fe64352d1e173edc760f1f7e75cc2108a5c48d8076d429d4fccbe16e
01 R 1ed6ba9f41131c1d906941f58bd96e228266c53d3bab03fe0e68a2963b1efbaf
02 R 51077c78ef92f963573ce741ead2f2553c293b2808379433555d768fd3687986
03 R 148cdc4effade433c9956447437731621b71ba8c95a9d6d4f953d85456874588
04 L 4fa37a5505353081d2f6b156070d298bb323ac4bbb05f6f5b2ab02f28b6c6165
05 R ea1029258e3fb7bd0d0f26e7331f4709d7cd5b6db70993bdc6781bacad5bb504
06 R 2f0a26462559ae439e736cc00a8626f6e8378748e38daea7219e6eff9927e6ab
root 7bcc3bd78946d1776c50f5bcde63b1bc76b7c3003b304609fd165268b19a0bdf