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 - REGION XII Award a ₱9.4M contract to SAREX BUILDERS AND SUPPLYNational agencies

Transaction hash:

891a1211f4cc0e8c4f00a8b4b9f89e153c3516c8dbd97a877ed2d9a0aa58ed90

Status:

Included and unchanged

Block:

#556 5,457 blocks after it

Position in block:

Transaction 24 of 37

Award day:

Mar 13, 2009 (17 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

To:

SAREX BUILDERS AND SUPPLY

Value:

₱9,389,963.48

Project:

08ME0217 Sarangani-Sultan Kudarat Coastal Road Upo-Motocloat Section

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

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 #556 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 - REGION XII awarded it to SAREX BUILDERS AND SUPPLY on 2009-03-13.
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 891a1211f4…58ed90now …
2. Block Merkle root changed
stored 785293dbec…deca14now …
3. Block #556 hash changed
stored 9cf5600921…720aaanow …

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

leaf 891a1211f4cc0e8c4f00a8b4b9f89e153c3516c8dbd97a877ed2d9a0aa58ed90
01 R 9218973c4e3d48a650169f5663de53160656eb22522c127efe7e0c9581a42b05
02 R 44f02505f6bf2805ad9573c1db7034d506e7869125b5114334a2359763320b90
03 R 82ee93fcb56d60b8e5785e2c150245b148d20edcb7d94f0e9a6a8a63d8bfa40d
04 L 9420027df4eee4f3b4b2056511a3a50e70e269027ee69628e882cb0a667c52da
05 L aebc2bf81c39b83cfaec0b9fd4cb2b0f26d1fdd09fd92d90fc6b5f11c66acbf0
06 R 1d12732e5e89894a3bd852c1f5808ac4d3429b78cd5823c630fbcf710d312fc5
root 785293dbec27e94374c75cbeab1370af432d3354ddc87d07bcff8378d4deca14