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 I Award a ₱16.5M contract to LSD CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:

24e850a1e1373d6629dfd99f680d27519075ede536c4dfaa5cf9da4ce3dd02d5

Status:

Included and unchanged

Block:

#845 5,168 blocks after it

Position in block:

Transaction 3 of 11

Award day:

Apr 19, 2010 (16 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION I

To:

LSD CONSTRUCTION AND SUPPLIES

Value:

₱16,517,589.56

Project:

Cluster 27-Rehabilitation of Municipal and Barangay Roads for the Municipality of Calasiao & Sta. Barbara, Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION I

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 #845 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 I awarded it to LSD CONSTRUCTION AND SUPPLIES on 2010-04-19.
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 24e850a1e1…dd02d5now …
2. Block Merkle root changed
stored ca3b709988…c9e181now …
3. Block #845 hash changed
stored d9dfda4b3f…0dfb90now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 10 records. Each step hashes the current value together with the sibling shown.

leaf 24e850a1e1373d6629dfd99f680d27519075ede536c4dfaa5cf9da4ce3dd02d5
01 L 18a7e1dd737b55a3f0c1f348550d4e4a0cd3a1efdac633921c661dd15ff728ae
02 L 5d44e9afc9eedee90ce28c991b9f30730635404166fa50f2e62968f23e91328d
03 R 25672b19a79b224e9df968791166cb61bb181c4e7474336b37404571828c900d
04 R b19ae4cc1b902f705b7579cb651d2b9fa2ae11b244635e42221efbca038207d4
root ca3b709988deeabadc123dfcbccc60c447687f26ec6231f9ed2cc9dbe6c9e181