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 - BOHOL 3RD DEO Award a ₱1.9M contract to MUAÑA CONSTRUCTION AND DEVELOPMENT CORP.National agencies

Transaction hash:

16f1fe956ace30fc80eb3ea3d8e8a71441da60e3df71e819cc08c8f01c53c7c9

Status:

Included and unchanged

Block:

#1,905 4,108 blocks after it

Position in block:

Transaction 8 of 111

Award day:

Oct 31, 2013 (13 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD DEO

To:

MUAÑA CONSTRUCTION AND DEVELOPMENT CORP.

Value:

₱1,935,857.98

Project:

13HB0031

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD 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 #1,905 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 - BOHOL 3RD DEO awarded it to MUAÑA CONSTRUCTION AND DEVELOPMENT CORP. on 2013-10-31.
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 16f1fe956a…53c7c9now …
2. Block Merkle root changed
stored 47a132d084…2013benow …
3. Block #1905 hash changed
stored 7e10efff81…bdc9bcnow …

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

leaf 16f1fe956ace30fc80eb3ea3d8e8a71441da60e3df71e819cc08c8f01c53c7c9
01 R 174e22c5bd96cb85138ff4114fc397be646b8944027dd5231e626645ee98702b
02 R a276c692d803620f3e015f99decd2799c40a12d2955fedca34cded9196ae7950
03 R b9e5383d1e895a8d7ad1c557fc4dea5171cb22e482007f5dffafc8ea512042c8
04 L 3678c852554e585b72f8d845aaa36daba03b252a6971510a43d6fffdd03a6d06
05 R dbce7019b7916ef3a43e1d6b0a52094a2934530379c4ef25f48a05dbe13d7643
06 R 0aad7abf936b6180bfae815de8738283f17f46ae5a145da23e6aeed4fc889510
07 R fbbf0eff6b3d47e1e376b49ac1353d316af665489adc72dcad2c54001d7de6b4
root 47a132d084a9403241efc594e1972563fb654f828fab5986e5cb66116a2013be