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

NATIONAL HOUSING AUTHORITY Award a ₱14.9M contract to JEJOR'S CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

c99fde5cf76732ae2bbee3cb9b1af314834a71e9d73a0cd6b4d54cfe86e1fb8a

Status:

Included and unchanged

Block:

#2,349 3,664 blocks after it

Position in block:

Transaction 84 of 105

Award day:

Mar 13, 2015 (11 yrs 8 mo ago)

From:

NATIONAL HOUSING AUTHORITY

To:

JEJOR'S CONSTRUCTION CORPORATION

Value:

₱14,898,976.20

Project:

Roads & Drainage Improvement- Macabalan-Puntod Ph2

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL HOUSING AUTHORITY

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 #2,349 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)
NATIONAL HOUSING AUTHORITY awarded it to JEJOR'S CONSTRUCTION CORPORATION on 2015-03-13.
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 c99fde5cf7…e1fb8anow …
2. Block Merkle root changed
stored 0d110dc9e3…5d28e6now …
3. Block #2349 hash changed
stored 7845926e6e…a87f42now …

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

leaf c99fde5cf76732ae2bbee3cb9b1af314834a71e9d73a0cd6b4d54cfe86e1fb8a
01 R cfa8661cea5b6826c373f571299c7084f88274923d361ea77dbd33fd6dfe9a09
02 R 63b772eadfb8f4ba41626c7f96de9304fd5b811e195a0782ff515a395ef2b062
03 L 905a9cdfe3493b356d7f43f0411afad04ac692f793e7422509f11cb1e7c09b68
04 R d704e787554ff6c6062ad15b49d9d254b5f3ba8c8893356d6214e88b8f7af791
05 L ea82d7efd6e219c4b20dde0049733c8cad03bd6b9eccab47eda4c77267efe145
06 R dce408a791a08db3b63ba80c4e453828095de0ef91053eb8ef072312d7afe762
07 L addb02ae0c9e88a42eb78ed9dd1c31f434dc3db5da4d25d074463115dc069ccf
root 0d110dc9e36be7336b5c44f7f5c10ef13c8bdb0451524d1b0d250860455d28e6