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 - SARANGANI DEO Award a ₱1.9M contract to ROCKSTONE CONSTRUCTION SERVICES & SUPPLYNational agencies

Transaction hash:

2d40338eaa43a3e096e58662904e58cb2f2a9cfebd68aabd5a42d7b9548d171b

Status:

Included and unchanged

Block:

#794 5,219 blocks after it

Position in block:

Transaction 7 of 57

Award day:

Feb 8, 2010 (16 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI DEO

To:

ROCKSTONE CONSTRUCTION SERVICES & SUPPLY

Value:

₱1,914,522.35

Project:

09ME0157 Kling Flood Control Brgy Kling

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI 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 #794 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 - SARANGANI DEO awarded it to ROCKSTONE CONSTRUCTION SERVICES & SUPPLY on 2010-02-08.
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 2d40338eaa…8d171bnow …
2. Block Merkle root changed
stored 99ae903db6…3c2a45now …
3. Block #794 hash changed
stored 39b97dd6a3…ba168bnow …

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

leaf 2d40338eaa43a3e096e58662904e58cb2f2a9cfebd68aabd5a42d7b9548d171b
01 L 2d24e09935bfdf26da5d9e9e5b8cf5ced4490d086b372ca4bb431252275027f8
02 L f0c90fe1f16b515ace7a61d4c098dc49c0b4677b6cf1a6e0df6308b27dcf4b12
03 L a26827a264a625f91775eb952aad72b4ccf5ab3c01d3677cfb451bbc56104c4a
04 R dd36860ecebb0f57665175c849326c134616d00fe5de3852a000f9a7a558c5c2
05 R adff41d5b7f3af3694dba5cdb84231e55f54757b7e7a16fa6e0343ce6d3434b6
06 R e5afe56ac964b32506cf2ca111a837244f6b649ab7c614e18d73c89a322d8b0f
root 99ae903db66219c1cd4cb2767c2cf44887f17a4e66bee63e543f97fb513c2a45