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 ₱431.7K contract to R.C. SANTIAGO CONSTRUCTIONProvinces

Transaction hash:

bf9d0397bce07faf7ffafd61c3d712ba4b2816b2e510764edee8eabe3a40a8f4

Status:

Included and unchanged

Block:

#722 5,291 blocks after it

Position in block:

Transaction 30 of 39

Award day:

Oct 30, 2009 (17 yrs ago)

From:

PROVINCE OF RIZAL

To:

R.C. SANTIAGO CONSTRUCTION

Value:

₱431,675.14

Project:

Const. of two (2)-units, two (2)-seater comfort room at Virgilio B. Melendres Mem. Elem. School and Pililla Community Learning Center, Pililla, Rizal; a. Const. of two (2)-s

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 #722 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 R.C. SANTIAGO CONSTRUCTION on 2009-10-30.
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 bf9d0397bc…40a8f4now …
2. Block Merkle root changed
stored af119dc08e…738e84now …
3. Block #722 hash changed
stored a33088e08c…4cab1enow …

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

leaf bf9d0397bce07faf7ffafd61c3d712ba4b2816b2e510764edee8eabe3a40a8f4
01 R c094d2ccff21a90fe880ae668f22d87c2334da7d67771c35032c95970985c45d
02 L 428c60c3407e775cce9ed6889513f3eb632dbffb6425b48f8d0cf1a7b40c8925
03 L 6405539cf8ccbbd5e2534e3c9f3c9d74910f51ea55a5fcce576758da84a890c2
04 L 365ce3bb42297cbff217ecebe7990c702bb0464cf5d3e643af04e8596804bc37
05 L b61edf112d0b728d3444134df962dc4a7da3e25023888ebbd22caa3a6b533cc1
06 R e7b163a0ae84420b3cac562d3b3fd4335b92aa1511756953d5a040299c59d26d
root af119dc08e158b3ec2dd67bf2fbf6ec764cd0d03269685ca7c9aeab3cb738e84