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 - QUEZON 3RD ED Award a ₱554.0K contract to SUPERPOWER CONSTRUCTIONNational agencies

Transaction hash:

e8b85530375fda4e9cda732bf0ae8a2959b431a8defd3e57ff0363541dc706b4

Status:

Included and unchanged

Block:

#408 5,605 blocks after it

Position in block:

Transaction 18 of 20

Award day:

Aug 21, 2008 (18 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

SUPERPOWER CONSTRUCTION

Value:

₱553,976.20

Project:

Construction of One (1) CL School Building at Barangay Vigo Elementary School, San Narciso, Quezon, Quezon III

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

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 #408 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 - QUEZON 3RD ED awarded it to SUPERPOWER CONSTRUCTION on 2008-08-21.
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 e8b8553037…c706b4now …
2. Block Merkle root changed
stored 24d5901191…48d075now …
3. Block #408 hash changed
stored 72478c97c4…b1df1enow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 19 records. Each step hashes the current value together with the sibling shown.

leaf e8b85530375fda4e9cda732bf0ae8a2959b431a8defd3e57ff0363541dc706b4
01 R f4ef9aa6b5fbb192a924785b6ca7077fd0a5b1e731b35b3e1b98f68b432d8cdf
02 L d425dccc2c6d9af7d22803f77ee4c476c727b1996ead606df9bf272250344f65
03 R afb74f509dd2a825b929cac6696cbebab0ba40422714fb8bf255575b8780e29b
04 R e6e013a93fe01700ca8218246e18f35baf1e55f33a4ec8ffcc6ebe04dbf0373f
05 L 11765d2e663eb0607f28a5462080f55ad9623493f68447198abf315c16d17f42
root 24d590119168cd4834f64d9de90db6b04e322a29be763aaacf4851141948d075