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 - CAR Award a ₱1.4M contract to CRAZY CUT CONSTRUCTIONNational agencies

Transaction hash:

fe7a3d1ab4ea4ddcf6d44b8973baea10cbc3f978ba8dbfb62ec20f93de9d2864

Status:

Included and unchanged

Block:

#500 5,513 blocks after it

Position in block:

Transaction 22 of 23

Award day:

Dec 24, 2008 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAR

To:

CRAZY CUT CONSTRUCTION

Value:

₱1,418,944.26

Project:

Continuation of Sewer Line going to Purok 1 and 2 at East Bayan Park Barangay

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAR

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 #500 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 - CAR awarded it to CRAZY CUT CONSTRUCTION on 2008-12-24.
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 fe7a3d1ab4…9d2864now …
2. Block Merkle root changed
stored 6e1f95d2ac…29303dnow …
3. Block #500 hash changed
stored 82bbfb3a3b…ff7459now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

leaf fe7a3d1ab4ea4ddcf6d44b8973baea10cbc3f978ba8dbfb62ec20f93de9d2864
01 R fe7a3d1ab4ea4ddcf6d44b8973baea10cbc3f978ba8dbfb62ec20f93de9d2864
02 L 053910d1d376c4d844f7e6b8f2bee6fb39f3e978ae21f23b15773724519d996f
03 L 0edf78e0bc7b5cd20fdfd6047cca28553bc5807f4d93086559783acbd2f4a42b
04 R a65305fc61b5c02b498d57df3ed01ac016d22d622ae390a8f7d3e8540fc296a4
05 L c2b99022e618d9713aec850f4b517ebafe57350c62c528ee173762ce89ebdae2
root 6e1f95d2aca897a0a45db22fd89f3db83e250cbae2dc4e79eb2c3313a529303d