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 - SDS 2ND DEO Award a ₱1.6M contract to BISLIG VENTURE CONSTRUCTION & DEV'T., INC.National agencies

Transaction hash:

dec8d79bc040fefc86f78918f8ba47e9ee9a42fd4a09cc9598fada5797a9ad82

Status:

Included and unchanged

Block:

#2,171 3,842 blocks after it

Position in block:

Transaction 77 of 92

Award day:

Sep 2, 2014 (12 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDS 2ND DEO

To:

BISLIG VENTURE CONSTRUCTION & DEV'T., INC.

Value:

₱1,556,138.95

Project:

14NI0019

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDS 2ND 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 #2,171 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 - SDS 2ND DEO awarded it to BISLIG VENTURE CONSTRUCTION & DEV'T., INC. on 2014-09-02.
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 dec8d79bc0…a9ad82now …
2. Block Merkle root changed
stored db2f7964d3…3d5954now …
3. Block #2171 hash changed
stored 95f6ca1938…fcf4d6now …

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

leaf dec8d79bc040fefc86f78918f8ba47e9ee9a42fd4a09cc9598fada5797a9ad82
01 L de84078390d990cecafe3b560c9d6fcadace2389dd1fe921ddcd9178c474cf4d
02 R 8392ab02b68bc4f6133139e429a10a2af1d74f51a05710e14150e87d3913984d
03 L 4379ebd21a20a116f245da76b5fff85424acc4734580297e4ee365c4b738e377
04 L 261d102b548b020a4854af11e3041dad1fbab4cea1ac41c2163609b8d13e322d
05 R 71d4e29572cfc7e8ca7a1a3c6d6fab544e8415b1a2c773e0c4000ff10bddd20b
06 R 75c8ef05cde0f8d79ac2a243a26659615e9ab8ebe38faa09b246340b6b88d9fa
07 L 1c6f52c715a424a7fc8049028a4048609d1e1dbda0b01d33c2c82a88f7d79fa3
root db2f7964d350a964463ae3676c0272b9c871a0e98c07a17ac54feb5e463d5954