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 ₱5.2M contract to A.L. CRUZ DESIGN AND BUILDERS CONSTRUCTIONProvinces

Transaction hash:

a5ce83a952b3c06bf64307b59a1fc240dbcd6afdf8d71971f1297c0034e2e39e

Status:

Included and unchanged

Block:

#807 5,206 blocks after it

Position in block:

Transaction 41 of 59

Award day:

Feb 24, 2010 (16 yrs 8 mo ago)

From:

PROVINCE OF RIZAL

To:

A.L. CRUZ DESIGN AND BUILDERS CONSTRUCTION

Value:

₱5,177,512.38

Project:

Const. of two (2)-storey, 4-rooms Ynares School Bldg. (Extension) at Kapalaran Elem. School, Brgy. San Juan, Taytay, 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 #807 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 A.L. CRUZ DESIGN AND BUILDERS CONSTRUCTION on 2010-02-24.
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 a5ce83a952…e2e39enow …
2. Block Merkle root changed
stored f2dcd72706…2e99f8now …
3. Block #807 hash changed
stored 70d493e49a…48499bnow …

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

leaf a5ce83a952b3c06bf64307b59a1fc240dbcd6afdf8d71971f1297c0034e2e39e
01 L a5308b07f1a91bc2545f8a54ef401f9caa1b0638b865aeb9478fd0fb7aae2c3e
02 R 1764f6a53f6db2acc4e55d3386b2dd0125ebde0a60e999db2da25c6c78a60429
03 R 6c55452ab0423d7971c945c639726b970e355162fb24b534d6bc85cc40ac9213
04 L 5ade31f478e93784b91bc81ee61c0fe6b2fcc90997998cb9cf9fbfb2ba12e1ca
05 R dcc2600f73216e544905a4e97fd1bc128977c45f0fbbcfab4d1debe23c92d172
06 L 41165975ea30fc492a48ac84aef4c13d3d823027065004e96860ff40a46d5460
root f2dcd72706ce1d33f10277249e395e315786e6c518109e899540c2547d2e99f8