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 - ILOCOS NORTE 1ST D Award a ₱18.0M contract to VVH CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

55e98c5b154bc35ea2cc1f761a8ab4d3ab5022292679d25ba67082e05c8cdbfa

Status:

Included and unchanged

Block:

#1,998 4,015 blocks after it

Position in block:

Transaction 22 of 62

Award day:

Feb 12, 2014 (12 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D

To:

VVH CONSTRUCTION CORPORATION

Value:

₱18,041,635.70

Project:

CIN-14AA0001

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D

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 #1,998 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 - ILOCOS NORTE 1ST D awarded it to VVH CONSTRUCTION CORPORATION on 2014-02-12.
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 55e98c5b15…8cdbfanow …
2. Block Merkle root changed
stored 7cd837cdd8…630bcbnow …
3. Block #1998 hash changed
stored 507f598107…4ae853now …

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

leaf 55e98c5b154bc35ea2cc1f761a8ab4d3ab5022292679d25ba67082e05c8cdbfa
01 R 5d539ebc6e1a70e852b5e5375628ba30b1146f58bcadeb8b6976090eb8fce3c0
02 L e082b00475b6c5fcfa9d9365f56b337de3c5ea3c6e627b7ae773588994290f37
03 L 0f0da168a1435f786a68b76f58a56be988c2eb703c7b86a9ad5e58b154a1c7a3
04 R 0a49c64fa67bc05337b86f5aef507c0db24de730e76b64bfe4b4289e2a625b61
05 L 32a6f2cee19a361445316458f8ece6ef577560b0733d2775447d2ba34460be85
06 R fc6a9b1758d5d81462262b1daf090e65dd6b3c6e40e274f13316398628d318ec
root 7cd837cdd891e84439b5e1111b9993f350dbb01a4b48758b81e99740f0630bcb