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 TARLAC Award a ₱4.1M contract to T. DEL ROSARIO CONSTRUCTIONNational agencies

Transaction hash:

9e6cf494e2f01235f45fcf739f14387e9dc53849d933bafac0b89f729704abf4

Status:

Included and unchanged

Block:

#1,506 4,507 blocks after it

Position in block:

Transaction 31 of 58

Award day:

Jul 13, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF TARLAC

To:

T. DEL ROSARIO CONSTRUCTION

Value:

₱4,073,676.22

Project:

Proposed One Storey Five Classroom at Eduardo Cojuangco National Voc. HS, Paniqui, Tarlac (PAGCOR)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF TARLAC

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 #1,506 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 TARLAC awarded it to T. DEL ROSARIO CONSTRUCTION on 2012-07-13.
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 9e6cf494e2…04abf4now …
2. Block Merkle root changed
stored becc430e8e…773e6enow …
3. Block #1506 hash changed
stored ddc252783a…c3c369now …

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 9e6cf494e2f01235f45fcf739f14387e9dc53849d933bafac0b89f729704abf4
01 L 9c6faef59e5240b23f5ba24a10609e0e13743ceb089506c6000f8e2c42299c0d
02 L d40b01b35b37b95c56a10f50d31751c0d06f665e216100119af2db93fa0c75d8
03 L f2cd351b9df8fe23f36ede75333b647c74e042a89ef446f3475d600ce72d4333
04 L d8b813e2becaac44a79254afa566591667e97aad202fbac1ffc9e4c3df6223ab
05 L f88231d689de055892030fdd5e4c037521e629a1f4d9b596580fde3dfd14911c
06 R bbf6a8a61edd3303d60bebf9a623ac54a7e39be152486e2dfea6216f8246a6f1
root becc430e8e0fedd33bc492f6b892d2b71cff0b724e77ab495495315ac7773e6e