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 - NORTH COTABATO 1ST Award a ₱2.4M contract to JJAL CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

a76410a4eccfb375c3083233ff0983e6dd84e6b39978ec1d96caa7e2fb21def2

Status:

Included and unchanged

Block:

#2,005 4,008 blocks after it

Position in block:

Transaction 35 of 58

Award day:

Feb 20, 2014 (12 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 1ST

To:

JJAL CONSTRUCTION AND SUPPLY

Value:

₱2,364,119.36

Project:

14MC0015

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 1ST

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 #2,005 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 - NORTH COTABATO 1ST awarded it to JJAL CONSTRUCTION AND SUPPLY on 2014-02-20.
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 a76410a4ec…21def2now …
2. Block Merkle root changed
stored 41c7c7e958…9aa3e4now …
3. Block #2005 hash changed
stored 125e0796ea…c2a47fnow …

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

leaf a76410a4eccfb375c3083233ff0983e6dd84e6b39978ec1d96caa7e2fb21def2
01 L a74af65e476de600e5cc57186014048e536f4506e79271e7822e23c6420a0af8
02 L 4c142e13ae78275015237f6c3f3aad4bda641a96e87a00fb9d2dbcdeca50bc41
03 R 8dbcd9bb78c972bcc197bb8ae221fe0f7225dc3d2ef6a19dde18fefacbc84ab7
04 R ab7aba0c3b78522d497cb3aeedeca3d83e99bb64586d255935aedce69f4602be
05 R f1b673c4dae734f1674d188e590819b503b881a8e057a5bf4f93429ad93352fb
06 L cb4f669c429259f6da874d0b5982caf0f2daeba649911443477c5d41db938701
root 41c7c7e9582036bba02cf107d7e6c705c27621cc2b4f5184422ff8423d9aa3e4