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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱4.7M contract to VRF CONSTRUCTIONNational agencies

Transaction hash:

b5195bb178f4282abafd021b6f541f71036f6faa1f7da95323b38c2a3facba9c

Status:

Included and unchanged

Block:

#1,172 4,841 blocks after it

Position in block:

Transaction 31 of 44

Award day:

Jun 21, 2011 (15 yrs 4 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

VRF CONSTRUCTION

Value:

₱4,678,683.27

Project:

11-CF-0048 Repair/Rehabilitation of Road, Mampulog-Bitas-San Isidro Road, Cabanatuan City Sta. 0+000-Sta. 2+087 w/ exception (Reblocking 59.60 LM; Concreting 1,018.83 LM)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #1,172 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)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to VRF CONSTRUCTION on 2011-06-21.
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 b5195bb178…acba9cnow …
2. Block Merkle root changed
stored 8b94519f9e…eb03c3now …
3. Block #1172 hash changed
stored 03c51acc46…4863c9now …

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

leaf b5195bb178f4282abafd021b6f541f71036f6faa1f7da95323b38c2a3facba9c
01 L b2ba7cadfc9e50bc064a86e09ff5baf55e0332a64db54eb0dd453f6568bf4fdd
02 L a4b20d0069ed5263a4b9c9543bcdd65a90b9e3209408bcc0231deb26788cb7c3
03 L 5ddd253c4c37515f1af3f982b26d17d61f4d9f1d4cee5c2ba8614b39cef23bc8
04 L fb68ea7155bd58ae7967f29b4399b1e0fc79ca9fdcfb3eb0ab56ecfee786082b
05 L 18f3b5cee93578a7a8870e1fbd435c486de100b22f50a8040573ff32b9fd27eb
06 R 65c7efea0a2a78acbff7ecccd9bbb2df0defaa8ebe36d278dc4a8a9e669d2439
root 8b94519f9e56a028c9b719e5101ad8d6489cf5f4b95732e8640c212654eb03c3