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 EDUCATION - DIVISION OF CEBU PROVINCE Award a ₱2.2M contract to FIRST GRANDEUR BUILDERSNational agencies

Transaction hash:

030d75a589b15c74c5d35231b17b25f4a991ae75f1af91e8fbf4fd4533b2eec5

Status:

Included and unchanged

Block:

#1,389 4,624 blocks after it

Position in block:

Transaction 0 of 50

Award day:

Feb 28, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF CEBU PROVINCE

To:

FIRST GRANDEUR BUILDERS

Value:

₱2,202,408.56

Project:

Repair of Classrooms

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF CEBU PROVINCE

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 #1,389 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 EDUCATION - DIVISION OF CEBU PROVINCE awarded it to FIRST GRANDEUR BUILDERS on 2012-02-28.
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 030d75a589…b2eec5now …
2. Block Merkle root changed
stored d5a692a373…09fb12now …
3. Block #1389 hash changed
stored 2223082879…535d3enow …

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

leaf 030d75a589b15c74c5d35231b17b25f4a991ae75f1af91e8fbf4fd4533b2eec5
01 R 04b022c6048708a562edf289b4a4312f7e9db78c128bce14cfb083ebe432af8f
02 R a478732f762bac10ef04772b1898d042444596b55ac4ab720c1020c07465e0ed
03 R 550f7588d0626837d03dd10546a94799f75cdf9deb8d4022a28654301bfc1578
04 R 888b362d930626b077852c35bfcc4f876bfe6815dd91258b55e9a9ab47ba1e1e
05 R 28efa5399eb8cd7325ed41d38e38f4c4737b505c3a857ca5ae75f61620ebc843
06 R 9190ede20d9c0df0f125e305aa504851d9f650c735de792d8a8977d3f47cd901
root d5a692a37336767d050f509ac1a99789492f242554d19fdb641804e2de09fb12