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 - MIS. ORIENTAL 2ND Award a ₱3.7M contract to R. DE MESA CONSTRUCTIONNational agencies

Transaction hash:

df3722dae27bfb4b89a70bf23c36aa605e917ea1b22d5aefcea3c55c3a4d8f83

Status:

Included and unchanged

Block:

#2,379 3,634 blocks after it

Position in block:

Transaction 98 of 113

Award day:

Apr 15, 2015 (11 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. ORIENTAL 2ND

To:

R. DE MESA CONSTRUCTION

Value:

₱3,665,527.14

Project:

14KL0108

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. ORIENTAL 2ND

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 #2,379 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 - MIS. ORIENTAL 2ND awarded it to R. DE MESA CONSTRUCTION on 2015-04-15.
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 df3722dae2…4d8f83now …
2. Block Merkle root changed
stored 7b3c4b9e7f…668c98now …
3. Block #2379 hash changed
stored 935785c538…08425bnow …

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

leaf df3722dae27bfb4b89a70bf23c36aa605e917ea1b22d5aefcea3c55c3a4d8f83
01 R e2ef48f217b144852fa63e385e22c077089090ce97ed6c08d03c2f46d15d3105
02 L 62b58afad8e1969651f1ca4db1a33ecf83475e54f374854196a9846c477167cd
03 R 0165467bd6f5e3d39b2c8ac1d6765bef41c8e0a185d097241550f5cb6c24186c
04 R a5e7cb4c9649892ab5610ae98dcae36344aa897291a79dd824ad970f9fcbe80c
05 R 207cd5c8687c77e00bc36860b5c859232738d96396edba54473c352fc241e90c
06 L ec02b54de4f52019afe69adaf4d3c55d385609fd43052784f90541f4785e872a
07 L 417336eb3f989c489cff318a3a89ad3f7bf2975b90a2db7258a6303102a54d94
root 7b3c4b9e7fe9b1d71898580ff3bd94c093fe12ae6a9b187dfc2437053c668c98