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 - COMPOSTELA VALLEY Award a ₱1.5M contract to TWO DEGREES CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

d86cd2ba7dec96039b36aea530373f17d0361d65ae961ccacc124a27af844ada

Status:

Included and unchanged

Block:

#2,996 3,017 blocks after it

Position in block:

Transaction 172 of 201

Award day:

Feb 21, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COMPOSTELA VALLEY

To:

TWO DEGREES CONSTRUCTION AND SUPPLY

Value:

₱1,479,341.18

Project:

17LA0070

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COMPOSTELA VALLEY

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 #2,996 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)
DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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 - COMPOSTELA VALLEY awarded it to TWO DEGREES CONSTRUCTION AND SUPPLY on 2017-02-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17LA0070: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-06-04). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 d86cd2ba7d…844adanow …
2. Block Merkle root changed
stored 7a15f1d679…0678banow …
3. Block #2996 hash changed
stored 27e963e27a…134b50now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 200 records. Each step hashes the current value together with the sibling shown.

leaf d86cd2ba7dec96039b36aea530373f17d0361d65ae961ccacc124a27af844ada
01 R d8d7876f89ab4dd0f73bdca406d3e3d77124e429ae38fae80df50cba2727d992
02 R 4e76a5e481fff3405f1b82e3d3604c79711209b8a96f84899cc45f1588bd8a7f
03 L dec5a5d9bbab517456a5b8a51245fa9c4672cfb4116318d6cf2e1412e830aa91
04 L a197848b9e9446f3453a0a4d88317972ebca148dae1ada1febd7ec00a07bd986
05 R aa7dd23a1b7184b4010dd971f7ce836d51c18879854f9239446192d2b102ddbc
06 L e532284ea15d19aaf23e72ab81b422536532d50a3f5dabfa348c1a6d6a753594
07 R 6d69c7c7f6c9a548be18348f8389dd6a9144af0f63d995afbd8ef2ca95bceddf
08 L 1b13fc136658d87fa6b2d4da576e88e00f3e81ee69e1d9781e068857d3add2ad
root 7a15f1d6790d7563073e667af6f9f5037c7eacab7fad1ffa3dec72dcbf0678ba