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 PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 3RD Award a ₱7.0M contract to R.E. SINGSON CONSTRUCTIONNational agencies

Transaction hash:

d4654a1ef06e65fd2a2b54f3724d2e55da0a86cfb69bc31acb6f06a9b7bcd313

Status:

Included and unchanged

Block:

#2,247 3,766 blocks after it

Position in block:

Transaction 98 of 123

Award day:

Nov 20, 2014 (11 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 3RD

To:

R.E. SINGSON CONSTRUCTION

Value:

₱7,020,880.00

Project:

14HL0005 R1

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 3RD

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 #2,247 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 PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 3RD awarded it to R.E. SINGSON CONSTRUCTION on 2014-11-20.
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 d4654a1ef0…bcd313now …
2. Block Merkle root changed
stored 0b5cafdd8a…e50e4anow …
3. Block #2247 hash changed
stored 1ed8bd9b79…e54d56now …

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

leaf d4654a1ef06e65fd2a2b54f3724d2e55da0a86cfb69bc31acb6f06a9b7bcd313
01 R d8bbdf9059ac91919934f9c89b65ed0eccbe1d9cc1a89a7fb67ef1451149fa3c
02 L b5ec5ddc26f201d18c945b64a112d918b12af528b2126f828ba481e94601202b
03 R 742b1069924dd647818d721309fc8a27f26ba3698b491e5c302cc2b49cdc00f1
04 R 2d4a33743afb94cd892cd981f8523620157d2ec700df12ede768570151eacfe2
05 R e63655a5a177b215baa8bf815b8ccb761b9069150af3b4d3de0a11e66461b18d
06 L c3c3d1a4890f6984bf5df7103b1406adfb61536283a29aaedcf13b78dcfaf4a5
07 L da49ac043597eaf71d0b15b21114355c23839f9ef1373f91853ea6d7f2263055
root 0b5cafdd8a76b6e154a5dbbce5ea777976447aee13102f2af99e78bd96e50e4a