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 - PTED Award a ₱2.0M contract to NEW TBP CONSTRUCTION & DEV'T CORP.National agencies

Transaction hash:

13528e2a488cc49ee2b982613bdd8e0285d21a573be0bb8e0046caa358cd2e60

Status:

Included and unchanged

Block:

#499 5,514 blocks after it

Position in block:

Transaction 6 of 60

Award day:

Dec 23, 2008 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PTED

To:

NEW TBP CONSTRUCTION & DEV'T CORP.

Value:

₱1,982,184.65

Project:

Widening of MNR (Phase I-Road Widening), Urdaneta City, Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PTED

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 #499 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 - PTED awarded it to NEW TBP CONSTRUCTION & DEV'T CORP. on 2008-12-23.
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 13528e2a48…cd2e60now …
2. Block Merkle root changed
stored b6e1f5e03d…84b8c1now …
3. Block #499 hash changed
stored 916d031f26…e0b407now …

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

leaf 13528e2a488cc49ee2b982613bdd8e0285d21a573be0bb8e0046caa358cd2e60
01 R 144616bf5f6eb2783008484b89e15251a6ca647a631aeed987048ee4e149522c
02 L 18a439efec22091d589f106918c3cae31b3dccf9ea7dcb820188b2eb43ea885b
03 L 278f11f6fc0334824f7c0f57516342ea5b6c7e72bfce3de9236a98cdd9b8c0f0
04 R 95d7b775bc1310dce52a248e04e9375471fa24c29289ccada65e4ee6ab626794
05 R bfc82a89259fb96e86a53fcc5f6421e042ce2c296180d878343d01aa939ce7d0
06 R c55fd764579947ae360fb888829d2bfa302723c00307b28c50a0b4dcb6242654
root b6e1f5e03dd01f0f66a3b2916b9074eead6ff794045006520532d68ce784b8c1