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 HIGHWAYS - CEBU CITY DEO Award a ₱1.4M contract to SB & T CONSTRUCTIONNational agencies

Transaction hash:

6fe607e14730bd9fa5d9c6797e246aa016e48b1bfde536d8f3bd5fb15c84db46

Status:

Included and unchanged

Block:

#515 5,498 blocks after it

Position in block:

Transaction 8 of 16

Award day:

Jan 19, 2009 (17 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

SB & T CONSTRUCTION

Value:

₱1,423,800.00

Project:

Cluster V-Buildings a) Improvement of Multi-Purpose Bldg., Brgy. Lorega San Miguel, Cebu City, b) Imp. of Multi-Purpose Bldg., Brgy. Pari-an & c) Imp. of Multi-Purpose Bldg., Brgy. T. Padilla, Cebu C

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY 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 #515 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 HIGHWAYS - CEBU CITY DEO awarded it to SB & T CONSTRUCTION on 2009-01-19.
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 6fe607e147…84db46now …
2. Block Merkle root changed
stored 93a18b93d2…c0f17dnow …
3. Block #515 hash changed
stored 6854fef2cc…8eacd6now …

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

leaf 6fe607e14730bd9fa5d9c6797e246aa016e48b1bfde536d8f3bd5fb15c84db46
01 R 7a197a4df6bfea8e4223875bc18db51a37218e0f11f17ecdeb5679db26be7eda
02 R 4ff1b2bb34ee513015d5790e703630e0b7fa308e4a28f54d6b5b130198bbc83c
03 R 4ad636b1042d30008526279fb329c7a7b9b63a3b09acfdee6611c779a5f812a5
04 L 1261a5bfa81a8972a4afa3e122f597046b9e2f75f4613e317755b2424eb002c5
root 93a18b93d24d342aa6864ce3b6ea4e612258d877f2b27208c582beab4ec0f17d