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 - IFUGAO Award a ₱472.1K contract to ALFALFA CONSTRUCTIONNational agencies

Transaction hash:

e48a9cf85a8ff42e2852a3e0df893044ca326472363310a8d91035af6a4a6df3

Status:

Included and unchanged

Block:

#2,156 3,857 blocks after it

Position in block:

Transaction 67 of 76

Award day:

Aug 15, 2014 (12 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

To:

ALFALFA CONSTRUCTION

Value:

₱472,052.50

Project:

14PG0009

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

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 #2,156 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 - IFUGAO awarded it to ALFALFA CONSTRUCTION on 2014-08-15.
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 e48a9cf85a…4a6df3now …
2. Block Merkle root changed
stored 96c71e1ef3…3cd9b5now …
3. Block #2156 hash changed
stored 329ce08202…f4e792now …

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

leaf e48a9cf85a8ff42e2852a3e0df893044ca326472363310a8d91035af6a4a6df3
01 L de32e1f227b94c71250aeb3ab40ad9aed0b4a0f6364fe66eb915114809e99d49
02 L 9dc5fa61ee65a8b5631aead45898c3d6ca5160249cb6f7e8faf63634e2112605
03 R cdc4d9f33a1a676620cd3dbc1df61af5634e65f272ad0e5c3ed49dbd5123bcae
04 R 0db7f02c58ebdabe561b52b9546486f45af7b538fa5e1ad3f91af886c2b58a06
05 R 7c4a3be13235e909d10e051f065496b62e982c1b5189e853222ddd091762a57e
06 R 83fa23c49c1cf6cf22fb67178be00c76b6d928060628790a5cef1eb29b050e73
07 L e834a8b0c7337886e65badf0611fc1db075c4923d03510ec40d4dc31ecd27543
root 96c71e1ef32b37a22edbb264e137f30216b7329474b818151a936f1d653cd9b5