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

DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE Award a ₱2.9M contract to ROCKSTONE CONSTRUCTION SERVICES & SUPPLYNational agencies

Transaction hash:

cf31d96d8edeac1be7ff3a642bdbafb22aa2f3217f4cda9c1249cd1478999a0e

Status:

Included and unchanged

Block:

#2,664 3,349 blocks after it

Position in block:

Transaction 223 of 264

Award day:

Feb 16, 2016 (10 yrs 8 mo ago)

From:

DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE

To:

ROCKSTONE CONSTRUCTION SERVICES & SUPPLY

Value:

₱2,889,994.31

Project:

15MB0173(Negotiated Proc.) Local Infrastructure

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE

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 #2,664 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)
DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE awarded it to ROCKSTONE CONSTRUCTION SERVICES & SUPPLY on 2016-02-16.
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 cf31d96d8e…999a0enow …
2. Block Merkle root changed
stored d9d46cb569…d39ff4now …
3. Block #2664 hash changed
stored 79ce45cbb8…783fffnow …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 263 records. Each step hashes the current value together with the sibling shown.

leaf cf31d96d8edeac1be7ff3a642bdbafb22aa2f3217f4cda9c1249cd1478999a0e
01 L cde6ba91ae6b9bf7ece7c044edd644406aa086298adb699af4c912602bd2d2d1
02 L 6d862b7a1381379106740fa596fa019d83edc0fe9072aff387429763bf04e220
03 L 3bd460c8fe1f376e0ed5eb4c06198a819629b2465abc6200f3b741119730614b
04 L e188f28977935618784f6d3e7516bf71a60cb52df135686eb011de999d070fad
05 L d07a197560fde24889743ee8f6082777168e2e859f980968115f7b071d12c69f
06 R 80e2cec5c9798d810fe7bf0d9db5a55e92c971e81fbf5058e1c04754260a9d66
07 L d595586405414d385d9e95a2016e4c732df595b07705bb522c5d0a84eee3d2f6
08 L 214e6b0d9faef2616ab4bbfb30e8b460e01116f7a47d12df7a1580aa0d9178be
09 R fdd3f557ee174bd83b8e27b9a21d38ab7c104ef24683de0beac92fd51b1cbf76
root d9d46cb56997bba2f6bd2e715cb0142c40c6a9fde89e265a3f62d79d40d39ff4