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

PHILIPPINE PORTS AUTHORITY-PORT DISTRICT OF SOUTHERN LUZON Award a ₱8.8M contract to VICMAR CONSTRUCTION, INC.National agencies

Transaction hash:

f8a5f41dd5259f39b7952aba3c1e07a0c8d036186e462e03dd24d70c0ec07519

Status:

Included and unchanged

Block:

#786 5,227 blocks after it

Position in block:

Transaction 9 of 10

Award day:

Jan 28, 2010 (16 yrs 9 mo ago)

From:

PHILIPPINE PORTS AUTHORITY-PORT DISTRICT OF SOUTHERN LUZON

To:

VICMAR CONSTRUCTION, INC.

Value:

₱8,775,032.93

Project:

Port of Mulanay, Quezon - Construction of Back-up Area and Concreting of Rock Causeway

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY-PORT DISTRICT OF SOUTHERN LUZON

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 #786 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)
PHILIPPINE PORTS AUTHORITY-PORT DISTRICT OF SOUTHERN LUZON awarded it to VICMAR CONSTRUCTION, INC. on 2010-01-28.
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 f8a5f41dd5…c07519now …
2. Block Merkle root changed
stored 570433a9f6…aa7536now …
3. Block #786 hash changed
stored 3fba164792…5b7c86now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.

leaf f8a5f41dd5259f39b7952aba3c1e07a0c8d036186e462e03dd24d70c0ec07519
01 L f090f9c8f110c7c2820f9540ef55e09defb058c82ee21382fd48361017f49651
02 R c6092ce4664ee897f48354dfd25eb5f0bf93801b96ac03f828113ded292bf75c
03 R f239c34e4a0eaacab2300aa0506dc1fc16cec3036f9535f02cb6357f7b3230c5
04 L 57a6ce1bbfeb60a0a2807ecf53770af04bfb849cbed1f47aa2a8b34bec868c6f
root 570433a9f6d5603a9b83bfdd32b174b5a2af03f34cb013f6c0b1e09044aa7536