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

CITY OF SAN PABLO, LAGUNA Award a ₱989.3K contract to RICH DND CONSTRUCTION & SUPPLIESCities

Transaction hash:

8d67641fd2dbcc103ad38bb39b713003184545072cf4b66e0b89ab0695ce45d8

Status:

Included and unchanged

Block:

#1,624 4,389 blocks after it

Position in block:

Transaction 34 of 56

Award day:

Nov 29, 2012 (13 yrs 11 mo ago)

From:

CITY OF SAN PABLO, LAGUNA

To:

RICH DND CONSTRUCTION & SUPPLIES

Value:

₱989,322.50

Project:

Proposed Construction of one (1) Classroom Building at Brgy. San Jose Elem. School,S.P.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF SAN PABLO, LAGUNA

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 #1,624 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)
CITY OF SAN PABLO, LAGUNA awarded it to RICH DND CONSTRUCTION & SUPPLIES on 2012-11-29.
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 City of San Pablo gave a "unmodified" 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 8d67641fd2…ce45d8now …
2. Block Merkle root changed
stored 8ec2886135…33fbbbnow …
3. Block #1624 hash changed
stored faa6166f79…fa1eecnow …

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

leaf 8d67641fd2dbcc103ad38bb39b713003184545072cf4b66e0b89ab0695ce45d8
01 R 8d7420a34ee4c0d812fceb0e385b71d40baa9c94b44099861b2e5948855b6073
02 L 0845204f6f2ab95712f8c4eb5db9312c4a5ee0912b2e4a4847961e984fa108ba
03 R 4f4671bf918f93218e5fb603b50147855d218adc70393468e93930a90b752bdc
04 R f1693c938de9ccc23237db40d10e3503249643abad0852b023524663fab3a1bc
05 R b15e26d56f3d418f0d64c52cb430d130b8561cac7e8a820c53551924fbf78775
06 L 1effe758df20270f5877f824c16b5ed932031e790cb84e8c7213f89d3437f233
root 8ec2886135ee2fd609f7879809bf066900428fbfa6d146f0cf35d7cc1c33fbbb