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 ₱988.8K contract to M.S. RAMOS CONSTRUCTION INC.National agencies

Transaction hash:

f4ca5f4cbc3ece69e82db2012e1cca18bbda0b64ab012984b7ef688ee7c48179

Status:

Included and unchanged

Block:

#741 5,272 blocks after it

Position in block:

Transaction 19 of 22

Award day:

Nov 25, 2009 (16 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

M.S. RAMOS CONSTRUCTION INC.

Value:

₱988,775.90

Project:

Package I-CIBAC-09 Const./Rehab. of road brgy. Pinagbarilan, Baliuag & Rehab. of NIA Road brgy. Santol, Balagtas, 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 #741 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 2009-11-25.
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 f4ca5f4cbc…c48179now …
2. Block Merkle root changed
stored 73955bec09…4606d2now …
3. Block #741 hash changed
stored 315e94b01e…87dc39now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 21 records. Each step hashes the current value together with the sibling shown.

leaf f4ca5f4cbc3ece69e82db2012e1cca18bbda0b64ab012984b7ef688ee7c48179
01 L f3b2d3c95ef0f9fb471101b6015fe9af843cf0c00496d83c16d89cca346ac845
02 L 21012bc73a197f45f010cbbd0fb8847a69a5651529cae2a7a45dc8c2285de612
03 R 7d500bf985079589ec84f6492d20c14cc9e73e084cab465fc53f4061301e0472
04 R 05c7fe61670ed3270db9f4fb4aa9c81f9a8ddeb4f6f796981cca07f5d8ee9a59
05 L 158b53dc9d883da44d1003379134c1e650d1c3e8771ce9d55c4885fd2305d5ed
root 73955bec096b69d7ef412754e214c1a563bf9f4a35a93576f7efbd81124606d2