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

DEPED - RO2 - DIVISION OF QUIRINO Award a ₱13.8M contract to PROLINE CONSTRUCTIONNational agencies

Transaction hash:

d293cbcb3fab7832b3e7186d72b1f48317d8ef36e2a48cf831f6780340f43f82

Status:

Included and unchanged

Block:

#1,142 4,871 blocks after it

Position in block:

Transaction 35 of 47

Award day:

May 13, 2011 (15 yrs 6 mo ago)

From:

DEPED - RO2 - DIVISION OF QUIRINO

To:

PROLINE CONSTRUCTION

Value:

₱13,809,510.00

Project:

COMPLETION/CONSTRUCTION OF CLASSROOMS IN AREAS EXPERIENCING ACUTE CLASSROOM SHORTAGE UNDER CY 2011 BASIC EDUCATIONAL FACILITIES FUND (BEFF)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - RO2 - DIVISION OF QUIRINO

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 #1,142 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)
DEPED - RO2 - DIVISION OF QUIRINO awarded it to PROLINE CONSTRUCTION on 2011-05-13.
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 d293cbcb3f…f43f82now …
2. Block Merkle root changed
stored 77f0ec36b3…362299now …
3. Block #1142 hash changed
stored 4dc2f26d3b…42fb94now …

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

leaf d293cbcb3fab7832b3e7186d72b1f48317d8ef36e2a48cf831f6780340f43f82
01 L cfc23b74d865afe829564aeba6a0c30593b7ddb5f1d30c473dcda66755dca7b3
02 L 05ad245fbc9c919b1c7e8f6324a87e3910e5bfbe7453af1d974cb7a43cca55c5
03 R 13dad84eb49dd26e71b516b6af52772dbe2aa7dcb3d477b1d70ffdd417ecdce8
04 R ca0ccb83c04881b829f4448f761e3cce89a15c2a142121ac8c7321e326c7346c
05 R c942c971f124e0111307ce2e2b7bda57473f234046b359519a7e0c4ce84ed33a
06 L e1955592fc5f59489bb16923e2b430e837f3301096adca556f4e24414fa725c0
root 77f0ec36b36233b5797989518efc2ae9618437e0c827beec716d4c2533362299