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 - EASTERN SAMAR DEO Award a ₱455.8K contract to BORONGAN MBC MERCHANDISING AND CONSTRUCTIONNational agencies

Transaction hash:

a03f099099c8fee07fde66af7de3202c62e803e80b4a687431103fbbf50c6b5c

Status:

Included and unchanged

Block:

#2,156 3,857 blocks after it

Position in block:

Transaction 51 of 76

Award day:

Aug 15, 2014 (12 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

BORONGAN MBC MERCHANDISING AND CONSTRUCTION

Value:

₱455,790.44

Project:

14IB0042SVP (Re-advertised) Repair of Roadslip alo

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR 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 #2,156 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 - EASTERN SAMAR DEO awarded it to BORONGAN MBC MERCHANDISING AND CONSTRUCTION on 2014-08-15.
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 a03f099099…0c6b5cnow …
2. Block Merkle root changed
stored 96c71e1ef3…3cd9b5now …
3. Block #2156 hash changed
stored 329ce08202…f4e792now …

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

leaf a03f099099c8fee07fde66af7de3202c62e803e80b4a687431103fbbf50c6b5c
01 L 9e0de87c3e231592acb35b4adea8cb410d8ed7657ef32780a2c6cd0d6db20ca0
02 L 53a1f69dd778d5c6feb629f8c26cb3ceeb2fdddf3c3a7d543b15b93b9dedfee9
03 R 5d80360ab4c51983b705d8ab53413180f9bed5b8d12442e9a11d530c1ad3d8e5
04 R 50769ab15c4a31daaea28b809eb352026e49182fe2ae9c8cbeaf9d3d67da3775
05 L 86d0a3c36222de4d27dd711942b786690b68bc182d6bf396baf5af09021aa2c9
06 L 1ce2e28f772ad33f2f67c38ecb263ef1a8a63ebfac33f11b9fb7682e219ebd5c
07 R fc6a065b86fdb3e08774491739d0c8bab573acd75513e5e402d9fac32122bb76
root 96c71e1ef32b37a22edbb264e137f30216b7329474b818151a936f1d653cd9b5