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 - ZAMBOANGA SIBUGAY Award a ₱9.7M contract to CPAN ENGINEERING AND ENT.National agencies

Transaction hash:

4fa0314a32c2dd24cce0a45d8bc47558b1523d77d2c2d719ca8ae945fba65142

Status:

Included and unchanged

Block:

#3,514 2,499 blocks after it

Position in block:

Transaction 83 of 241

Award day:

Aug 24, 2018 (8 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

To:

CPAN ENGINEERING AND ENT.

Value:

₱9,719,533.99

Project:

Construction of Two(2) Storey Four(4) Classroom Sc

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA SIBUGAY

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 #3,514 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 - ZAMBOANGA SIBUGAY awarded it to CPAN ENGINEERING AND ENT. on 2018-08-24.
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 4fa0314a32…a65142now …
2. Block Merkle root changed
stored c0a8a3a9e1…cb4d9cnow …
3. Block #3514 hash changed
stored 179c22db43…49bcf3now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 240 records. Each step hashes the current value together with the sibling shown.

leaf 4fa0314a32c2dd24cce0a45d8bc47558b1523d77d2c2d719ca8ae945fba65142
01 L 4db0e0421b1285f06631670311babee139cd7f67615a7a1042b5d68e740ed3c0
02 L b8f6526d484fcfeca30cfe6b2bf65b73aa9b2293b1667875b7c43318bc7cdd9e
03 R ae6c406abd709bb5a507771561e4395fd702f2cafdf8b5e09df6470b33390588
04 R 3bce43bf555b0fd434070d10e7b54e478c57b6c3b92487fc0b807daa2fb3a997
05 L f72a15e7126c38520d4adccb0bd80260c71a920837853f3f14247691e2a69658
06 R ca716a5f4a168a8a2a1a3c9f9224ec1082d5b4d332c7037c5437cb74429a4ab2
07 L f666adc0e3e174912bc28e147c6e0c6d0f9f06034431776141e8aa69c53ee31b
08 R b1d38b15e5edcd1e6d4064d9458bc18ca62cbd3d214e82a042cc127d920a3ec1
root c0a8a3a9e1e5cce42c05b2825cc0fdb9d9906bf929fabfc92d69ec18b9cb4d9c