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-BULACAN 1ST DEO Award a ₱485.5K contract to STVINTA CONSTRUCTIONNational agencies

Transaction hash:

382963fc6ea9910126e042d2d7613111a283b0215729b0712962ada5d914e13f

Status:

Included and unchanged

Block:

#812 5,201 blocks after it

Position in block:

Transaction 20 of 73

Award day:

Mar 3, 2010 (16 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

STVINTA CONSTRUCTION

Value:

₱485,522.50

Project:

Construction of multi-purpose building at Turo E/S Bocaue, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 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 #812 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-BULACAN 1ST DEO awarded it to STVINTA CONSTRUCTION on 2010-03-03.
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 382963fc6e…14e13fnow …
2. Block Merkle root changed
stored 78beca21b6…dedda2now …
3. Block #812 hash changed
stored 4b383edd52…1a96cfnow …

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

leaf 382963fc6ea9910126e042d2d7613111a283b0215729b0712962ada5d914e13f
01 R 3c4996713d38ea8971e193a8b3e8e3a77ac01a8c150263756a6e30e2d28be2ff
02 R ce16c4552ea6361860b37afc4ea6e63e5f43761f38af8b249e900efafe42f964
03 L bdb614ad6034c25e319b7349b521aabffca4314027be04fa1afadef5d23de12f
04 R e3038fa62309eaecf4af94b7a9c77d0b94ed22786ffca254a3ebc9b3b53a9e62
05 L c84886a971b68c4044147554d33cd9ce9a25a509da43f14ee4962462c3fa55c1
06 R 2365544883ca56a31ba02bf853ef98b3b4aa5daddd03f2d732bdf73c302ce13d
07 R c35b677bacc9e6d8a58ea4fd58d09314929bdbb3a8a7a10514bfaffdce7f6d50
root 78beca21b68940c6495396d17005565236e639d5ea4acaa28dee141f41dedda2