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 MT. PROVINCE Award a ₱1.5M contract to DYANGGO CONSTRUCTIONNational agencies

Transaction hash:

3e16aea1eaa01acdab8187772f69b9b7d064a9ff154fc7391e283f7deaa37075

Status:

Included and unchanged

Block:

#1,330 4,683 blocks after it

Position in block:

Transaction 22 of 93

Award day:

Dec 23, 2011 (14 yrs 10 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF MT. PROVINCE

To:

DYANGGO CONSTRUCTION

Value:

₱1,467,984.39

Project:

Repair/Rehabilitation/Replacement of Various Typhoon Damaged School Buildings in the Division of Mountain Province

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF MT. 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 #1,330 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 MT. PROVINCE awarded it to DYANGGO CONSTRUCTION on 2011-12-23.
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 3e16aea1ea…a37075now …
2. Block Merkle root changed
stored 7465832db7…cdf896now …
3. Block #1330 hash changed
stored ad23e41d46…9ece92now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 92 records. Each step hashes the current value together with the sibling shown.

leaf 3e16aea1eaa01acdab8187772f69b9b7d064a9ff154fc7391e283f7deaa37075
01 R 3efd7fddd51f18c502f61d68054a44997f5314adebe4242597fa57fbd3777786
02 L 4f24c49f063bb2fffd490b432d8ff83fa4bce9116b9bd37a3f27b13cff9d8977
03 L 13c8190edc8f8fcb5cb34fd20e842971364a5be8904996d33c62e1bc7a164a28
04 R 91e172ba886bea36b328c8ce19b6fa78a7e5cbe60f8b91364ff1d4ad46b748c8
05 L 9956b2632fca4d8a59874d0d47c292ba5222fc40e998fbb82ea07a6638fe4de5
06 R 3f352fae1a11bff50cbeecfbe1d93f85a725eb4a964b81919239c942e0d09a65
07 R 0dbeaab4307123eaaee601bf8ef641fb08939b3477e510f22f9cfae0d33633a6
root 7465832db7e5230d16573c32cbecbf3dca0fc38efcca40e41da91b09f9cdf896