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 - ALBAY 2ND DEO Award a ₱12.2M contract to QDC CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

6aaafd98a79e110eb6440d2c6eae39888173245f2b6d9c73c869a55e0e459b37

Status:

Included and unchanged

Block:

#1,924 4,089 blocks after it

Position in block:

Transaction 47 of 123

Award day:

Nov 22, 2013 (12 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

QDC CONSTRUCTION AND SUPPLY

Value:

₱12,220,238.13

Project:

Const.of WATSAN Facilities, Dar,Cam.,Manito&RapuRa

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND 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 #1,924 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 - ALBAY 2ND DEO awarded it to QDC CONSTRUCTION AND SUPPLY on 2013-11-22.
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 6aaafd98a7…459b37now …
2. Block Merkle root changed
stored 2c8e03670c…d36b7cnow …
3. Block #1924 hash changed
stored a0957de09e…54f55anow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.

leaf 6aaafd98a79e110eb6440d2c6eae39888173245f2b6d9c73c869a55e0e459b37
01 L 6a57ae6b2e66bb450060fb9ceec3be675a0d79eaf8378e29cf21196e41e12cc3
02 L 6c3d7a571f249340682e9642925da485e9dee9d92c7cc3e034292a7339e94c7b
03 L 987b275a9b7cdbb90a245e02a6721a77a2e9f8429aebd3e654c181a42481febe
04 L 83b9361985f0f9955de811acd207e0a0dae7ddf3833e728a071302b0f8b922e6
05 R 3a461bef2626dc8110b021e9a2c1da9ca039c4c9aba3b8172608a506dbf1b097
06 L 50120dd511ef37afe62a091094200b5ec4837a9f32c3b38a9f23724a0e23a4f4
07 R c327e0db449dd78d7f941ebda9ef89245dc0dc4806df54ea1730803a83ede5f7
root 2c8e03670cbbf41fab346d5a7efbe0e19baf4a67da18fe38a783d16d64d36b7c