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 - BULACAN 2ND DEO Award a ₱1.1M contract to REI CONSTRUCTION AND TRADINGNational agencies

Transaction hash:

adde7fc8afeb94ff16a12c9398ecab0a74dc3a67169456a4a8b45fc02c35b13f

Status:

Included and unchanged

Block:

#1,874 4,139 blocks after it

Position in block:

Transaction 70 of 96

Award day:

Sep 27, 2013 (13 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

REI CONSTRUCTION AND TRADING

Value:

₱1,128,950.00

Project:

Construction of 1-Storey, 2-Classroom(13CD0246)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

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 #1,874 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 - BULACAN 2ND DEO awarded it to REI CONSTRUCTION AND TRADING on 2013-09-27.
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 adde7fc8af…35b13fnow …
2. Block Merkle root changed
stored ee0ab6e1bd…9de734now …
3. Block #1874 hash changed
stored 651315c782…709c73now …

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

leaf adde7fc8afeb94ff16a12c9398ecab0a74dc3a67169456a4a8b45fc02c35b13f
01 R b7c28a25e4f1d133dc44f81bc6ad192f802e8d1a063c6ccc08b4d1b7580d0c1b
02 L 9699f4d6936591bc9bc5c85263262b0f72e6f5d2c878a299f2eefa87bf5b4537
03 L 28c55b74c9ca78b6c3771806b8fd58d15bd51c25c97ff3c9c4047dc02130ff74
04 R 0883a00d37bee0a4143a84d19eddcdb78aba1128375ee94983de44b33b58d4a7
05 R e09cb02d7c0ebc276a6ad4030971f75717544a4dda068b24e0d21d505f759233
06 R fbcdeb8c3e3b11dc005c022f9c88fb4256c723aceb78a0c8456e189344637a66
07 L 58d36dee53b18c7352c8c22458883b73fd96b5eaaa8056cfebc2ef1dd8c80ad4
root ee0ab6e1bd53b20ec7593c9f686d354bcf95edf5af319149531600c0029de734