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

PROVINCE OF RIZAL Award a ₱7.7M contract to ALR CONSTRUCTION CORPORATIONProvinces

Transaction hash:

d70df6affbf8ebcddbbd55a2e2d716f930b7d82544d870b0a2380ae45b16510f

Status:

Included and unchanged

Block:

#570 5,443 blocks after it

Position in block:

Transaction 28 of 37

Award day:

Apr 2, 2009 (17 yrs 7 mo ago)

From:

PROVINCE OF RIZAL

To:

ALR CONSTRUCTION CORPORATION

Value:

₱7,678,362.57

Project:

Const. of two (2)-storey, 6-rooms Ynares School Bldg. (Type II) at Bernardo F. San Juan National High School, Brgy. San Roque, Cardona, Rizal

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF RIZAL

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 #570 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)
PROVINCE OF RIZAL awarded it to ALR CONSTRUCTION CORPORATION on 2009-04-02.
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)
COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 d70df6affb…16510fnow …
2. Block Merkle root changed
stored 1bfb594ea7…624837now …
3. Block #570 hash changed
stored da3b2833cd…8bb4d9now …

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 d70df6affbf8ebcddbbd55a2e2d716f930b7d82544d870b0a2380ae45b16510f
01 R d71b6351ef436583b3bf0ceb8b5865086e4584fbee74826c0e3e7fb5682f7928
02 R 2ab8bfb18db9dd773f8c174612dca9f3e4cd2151fec0e04e264e816dfc9c4635
03 L 267579db2e9908284090f432f03e1ed4db9e69672061684c8fec84150cc3fc44
04 L 5f99e67893f5156eeab308c7c99109626605fb34484ca42a12202a88b5beff60
05 L a6c056d40637d07b5d488c6f7024b798736b7e61e2ed3118f22399a7942eeb86
06 R b34c16f375c8511aaefa517a9bd02a8ece3bb757bfa4c4c06f7e8e562dedefcb
root 1bfb594ea787078e2cb3bae1c323a8d0b0d21d0b73d803fd2f29f57693624837