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 2ND ED Award a ₱738.6K contract to QUEZON VICTORY LUMBER AND GENERAL CONTRACTORNational agencies

Transaction hash:

b37d2bf1ccaaa9ca474a4993950e80bc1ceb7ed9fd97629fbf97ec5c1c369b26

Status:

Included and unchanged

Block:

#1,425 4,588 blocks after it

Position in block:

Transaction 62 of 95

Award day:

Apr 10, 2012 (14 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

QUEZON VICTORY LUMBER AND GENERAL CONTRACTOR

Value:

₱738,611.56

Project:

Repair/MAintenance of MSR-Tiaong to MSR-Lucena Diversion Road KO92+(-)524-KO134+328

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND 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 #1,425 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 2ND ED awarded it to QUEZON VICTORY LUMBER AND GENERAL CONTRACTOR on 2012-04-10.
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 b37d2bf1cc…369b26now …
2. Block Merkle root changed
stored 80c04d0246…41e2b3now …
3. Block #1425 hash changed
stored c2e1a76ae2…175b2dnow …

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

leaf b37d2bf1ccaaa9ca474a4993950e80bc1ceb7ed9fd97629fbf97ec5c1c369b26
01 R b6c4005e7495ff5d733ec499bf9e5ff46f3d485bc63fff110ae11aaa08b8cd78
02 L b55cfa0a6bc007474f471be0d7e7c07c33bd2f602fd80c560a949c5aa5947f93
03 L 31a53aabd67adcb5415772021c076ef143b78e027de18de822ea8fe7401cde04
04 L 899434385741165b0011ea1554f73911ccd6699c204d759447fe9ffd55861a31
05 L 4dddf569576a959913d578ee0d90f0078db4ef2424aa6afa0bc3f3ecaa930964
06 L 2dce775ff7387cfd946b48b91789d664dd0e818a28b82887607d2928c4e8b2ee
07 R e65f7892918555dd88dbc0fff147b91a63518e514039985875b121d72955213d
root 80c04d02469aba82322ba3b6f59ac7fa728313cac8d8eaacbfb9e5a13841e2b3