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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO Award a ₱8.3M contract to C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC.National agencies

Transaction hash:

ee3ac6d1d2cbf9cbed00cdff4dd85a6371a28a4fbc3a8a76c3f242a20e69e64d

Status:

Included and unchanged

Block:

#1,565 4,448 blocks after it

Position in block:

Transaction 69 of 72

Award day:

Sep 20, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

To:

C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC.

Value:

₱8,307,077.31

Project:

Contract ID 12DP0093 Rehabilitation and Improvement of MSR Passing Poblacion Road San Pablo City, Laguna KM 81+500-KM 82+ 800

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

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 #1,565 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO awarded it to C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC. on 2012-09-20.
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 ee3ac6d1d2…69e64dnow …
2. Block Merkle root changed
stored 41bab63e16…f1cb28now …
3. Block #1565 hash changed
stored acf5490abe…40a0c6now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 71 records. Each step hashes the current value together with the sibling shown.

leaf ee3ac6d1d2cbf9cbed00cdff4dd85a6371a28a4fbc3a8a76c3f242a20e69e64d
01 L ea910e7d366be19cc6a874603dd6b195d5a8cf1b3031be05eb41ee4b2ea13bf0
02 R 7fc4e350166a7e6df12088c4b8721ee15f1a830b43fed467b0370d1a6ca13f2c
03 L ed420c83d7c9469d5b8213d12e94a3bb12baa1f5024c0aa615c612af645649fd
04 R 03a23fe2cd9cc568ad1b81b0877543f5fd4483a77e9ee04a656455a8214b8a1f
05 R d79082a210b3aa0e390f940fec0f8ff1bb8cbc37289b0b451bbf287d85cdbce1
06 R 65fe056b6b01ff98d35d51c6e39d1d6eafb616d36168f832277fbad9e4be4117
07 L e1dc984e9fcf84072464267ac120476dec89cd73b9967179ce3729742758a823
root 41bab63e163d4e1366be0c0fea06cebca8d211bd69dc247060a97bf976f1cb28