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 - N. ECIJA 1ST DEO Award a ₱13.8M contract to VRF CONSTRUCTIONNational agencies

Transaction hash:

a75fe9a22015d313e1f4ea7c5c9e01af391ce6c84afad48a290c2b5e9b1e4cac

Status:

Included and unchanged

Block:

#1,595 4,418 blocks after it

Position in block:

Transaction 30 of 48

Award day:

Oct 25, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ECIJA 1ST DEO

To:

VRF CONSTRUCTION

Value:

₱13,808,804.10

Project:

12CE0103- INVITATION TO BID- Slope Protection along Daang Maharlika Road Carranglan, Nueva Ecija, KO 189+200- KO 189+250 ; KO 195+010- KO 195+110

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ECIJA 1ST 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 #1,595 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 - N. ECIJA 1ST DEO awarded it to VRF CONSTRUCTION on 2012-10-25.
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 a75fe9a220…1e4cacnow …
2. Block Merkle root changed
stored ebbe48b9f8…e474e9now …
3. Block #1595 hash changed
stored f7f3c8bb95…83f217now …

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

leaf a75fe9a22015d313e1f4ea7c5c9e01af391ce6c84afad48a290c2b5e9b1e4cac
01 R ad0881595f092763dc0e8b5f2c4d3724372404324101c33c7fa810a00ba5132b
02 L 451364c3928e01e9378e2c81ba06b3ff3f6c30a09a716259d4fda9681e7cfade
03 L 1a67631cdd3a79fe0ea19fe1ad089aa5cea04d0ef9aa00a8d7b6f4d92d557bba
04 L 882125ec12ba3fe14de62d4f91de9b85d431de2a2a4db4572d51d96f13c63c52
05 L 7f5eec0289b305c0879258197ba2e4341e016640fc1856aded650dde00b603f9
06 R ffc41dbbe02553b3c6576cd1b67f8bf0ed4869d9b27a8a497203694c0cc622d4
root ebbe48b9f82db696313659b1c918be296f36756ca4351bb0f3ecc486dde474e9