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 - CAGAYAN 1ST DEO Award a ₱2.9M contract to FOUR M BUILDERSNational agencies

Transaction hash:

5ebcd4ea635fcc0ebdc3eef277fbbe82d697742d29c2e98e6f00861140e0e777

Status:

Included and unchanged

Block:

#3,263 2,750 blocks after it

Position in block:

Transaction 1 of 6

Award day:

Dec 3, 2017 (8 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 1ST DEO

To:

FOUR M BUILDERS

Value:

₱2,943,249.20

Project:

Construction of One (1) Storey Regular Workshop (1

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 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 #3,263 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 - CAGAYAN 1ST DEO awarded it to FOUR M BUILDERS on 2017-12-03.
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 5ebcd4ea63…e0e777now …
2. Block Merkle root changed
stored 35ca03d8c0…7eea49now …
3. Block #3263 hash changed
stored d8d1a197bf…0f87dbnow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 5 records. Each step hashes the current value together with the sibling shown.

leaf 5ebcd4ea635fcc0ebdc3eef277fbbe82d697742d29c2e98e6f00861140e0e777
01 L 265a02804a5f07bd4d4e456ef3741b9c15f7c3bb5a41bd29113146b3039a6766
02 R 9f784f80f87f8dd14f47ef4878bd0b7ee1df90b9ec37ca25334002222772eab8
03 R d2621c137b215f386afa713ca67bf8ca9880206add47ff2a3c135e074bfd24ec
root 35ca03d8c0fa39c7483650533842239c6ea6ee2022b8ca53e116c3cdd97eea49