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 IFUGAO Award a ₱4.5M contract to JOTCRESM ENGINEERING AND ENTERPRISESNational agencies

Transaction hash:

7207891959f7c2d1e2bbd4dc4e4aaf4c196c95db3311c0190adb8b7e2cb78499

Status:

Included and unchanged

Block:

#1,535 4,478 blocks after it

Position in block:

Transaction 15 of 45

Award day:

Aug 16, 2012 (14 yrs 2 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF IFUGAO

To:

JOTCRESM ENGINEERING AND ENTERPRISES

Value:

₱4,485,121.53

Project:

Construction of Two Storey Four Classroom School Building under BEFF 2012 Cluster 5 (Direct Contracting Exclusive Dealer / Manufacturer)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF IFUGAO

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 #1,535 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 IFUGAO awarded it to JOTCRESM ENGINEERING AND ENTERPRISES on 2012-08-16.
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 7207891959…b78499now …
2. Block Merkle root changed
stored 343cacf473…76791bnow …
3. Block #1535 hash changed
stored 081ba3ca77…66d14enow …

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

leaf 7207891959f7c2d1e2bbd4dc4e4aaf4c196c95db3311c0190adb8b7e2cb78499
01 L 71d0ff25b2f5ab42081d54a9999497ce292001387e35248e6526c57123f1869a
02 L 7ef437e3eef83c33163cd478a6566285f89be2606e58f65fa128972ce727af90
03 L 1f20715f435d925eb121792c6305c0e4be6608a73d10f01b6b38207135f094c3
04 L 7921d74c924dab72454ccfc8474207a9ec2bc2d37d8d0d1bdf478a5c8242f275
05 R c51bdcf606073280538e94adcb85b882cbe79661c67ef000cd92f9b9e2bbed8b
06 R 58cf01b6f79dad2b6017a6a07052ad706549c48fb3f797006d42743bb5ec7ec4
root 343cacf473cdcab28e4e6c453b36b0b8d7dd3b31a4d75bb2320b5d176076791b