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 - REGION V Award a ₱37.4M contract to HI-TONE CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

984e818fb2cee053ae6debed59fa6c7ee726193671d2b7653da7bf19e5472378

Status:

Included and unchanged

Block:

#1,593 4,420 blocks after it

Position in block:

Transaction 31 of 52

Award day:

Oct 23, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

To:

HI-TONE CONSTRUCTION & DEVELOPMENT CORPORATION

Value:

₱37,438,618.24

Project:

INVITATION TO BID - 12F00048

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

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 #1,593 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 - REGION V awarded it to HI-TONE CONSTRUCTION & DEVELOPMENT CORPORATION on 2012-10-23.
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 984e818fb2…472378now …
2. Block Merkle root changed
stored 8eeafd6e69…629a3dnow …
3. Block #1593 hash changed
stored 35eaba4fe6…e9e1a6now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.

leaf 984e818fb2cee053ae6debed59fa6c7ee726193671d2b7653da7bf19e5472378
01 L 9815be08011cd4c3d78681e7a9bc86bd7fbbcd5dddedf2d8faa727db37219c98
02 L d7be3af8842d252cd2b2e3c90eb6f8e5395435fe052560fae8f18a4d71120a86
03 L af702dea5f68bd61cc55d8fc69d4b9057cfe30d14848e2cbb2910a1aa6e6fa93
04 L 2a70c397ee71905c177751a682098678c8251857097fcc8bf0b4f7c4639f3617
05 L 29a1d88e81e4428b550fc5b30369b46b69a5c1655f66a47f44a05d3358b7ef1d
06 R 8b8a0c829b35bacf9db0581db0545e030c4a37555366b9ebcf343e739cb5d08d
root 8eeafd6e69019d5ab85e64c12786767cdd55f50fedc3ad09c02e79f0fa629a3d