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 - AKLAN DEO Award a ₱2.4M contract to G.F. ROVERO MERCHANDISINGNational agencies

Transaction hash:

0dfaacab124ed2042e71c3efb84a36e3bee73adc6792c39930bb836ea835a93b

Status:

Included and unchanged

Block:

#1,477 4,536 blocks after it

Position in block:

Transaction 3 of 52

Award day:

Jun 11, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN DEO

To:

G.F. ROVERO MERCHANDISING

Value:

₱2,424,957.29

Project:

Renovation & Rehabilitation of Multi-purpose Building (Dr. Jose “Nene” Conlu Miraflores Multi-purpose Building), Aklan State University Ibajay Campus, Brgy. Colong-colong, Ibajay, Aklan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN 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 #1,477 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 - AKLAN DEO awarded it to G.F. ROVERO MERCHANDISING on 2012-06-11.
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 0dfaacab12…35a93bnow …
2. Block Merkle root changed
stored cb488a95ab…6fa77bnow …
3. Block #1477 hash changed
stored 74c83195d2…615b6enow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.

leaf 0dfaacab124ed2042e71c3efb84a36e3bee73adc6792c39930bb836ea835a93b
01 L 0b06e5e0aff4bb3d94b803efaedd37da800b84cf19821425ea1b8052c7350dbf
02 L 2d88fa1ad928785ca93b206c46b480f495cbf0c83c61d56d304a9229e2986e62
03 R 55929b80c4179bca44305cb7beab4b8cef64a29c9d183e98c9e95364e2d3b6e3
04 R 5ca5587ae7d8fae0bd10c067c6f9e41d21aa2d6a57ec69a3812d446cabf5849d
05 R 2016664ec0b1f8abe34eef35a5ba9d543dd5cb2185c25c0e5ad359a37fb24515
06 R 259ab4e901999cf623e4dd2b941c8172e788610f79ae83c54f8b97ba9ee7a7a6
root cb488a95ab46db1a0275f3745157360fc10784d16d293df1d8765077f76fa77b