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 ₱4.8M contract to M.S. RAMOS CONSTRUCTION INC.National agencies

Transaction hash:

dc7f5887c8e732c7af0790ffbb105dfd51011d8e1fbd49c12ac2e4cc17177c8f

Status:

Included and unchanged

Block:

#1,587 4,426 blocks after it

Position in block:

Transaction 74 of 88

Award day:

Oct 16, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

M.S. RAMOS CONSTRUCTION INC.

Value:

₱4,849,061.57

Project:

Package I-CIBAC-12 Rehab./Const./Improvement of roads brgy. Bunsuran 1st, Pandi, brgy. Binang 2nd & brgy. Bolakan, Bocaue, brgy. Lalangan, brgy. Bulihan, Purok VII brgy. Sipat & Purok School brgy. Ban

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 #1,587 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 2012-10-16.
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 dc7f5887c8…177c8fnow …
2. Block Merkle root changed
stored ba87863e25…6e28b5now …
3. Block #1587 hash changed
stored 3c104307a9…c97966now …

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

leaf dc7f5887c8e732c7af0790ffbb105dfd51011d8e1fbd49c12ac2e4cc17177c8f
01 R dd0a04b9854b80b7b4a7b975b82f0b0346e8e4f355b502c2cb3f5b834778c337
02 L 9ab499e14325af0aba77987dce41cd3f277c6f8f7ba1e5d707a871ad8b05cb45
03 R 94101ddb6c447238cc4f5371e62278096a6d7870cc2ae6f72f28ddb62e8a78a9
04 L 5c2b4b1802bee476fb1f9f9b4595cc9880143656547887a08dd032f47b5ec4a7
05 R 5bc61a17b36410b55d2ba8e9a275520a8e145e4453606c81c42b1c0b6447b186
06 R 0cdee793f379772c91b600171d8367cd2fc2b31cc620c1398fb62e72348d8552
07 L afd6287366acf757c548dabaa96e5ca3f73ec8456424ae6e413fb736edaeb093
root ba87863e250c2cc4448a851f64dce40c777c7c29d221464b35c918bccb6e28b5