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

MUNICIPALITY OF BAUANG, LA UNION Award a ₱346.3K contract to E. E. MADAYAG CONSTRUCTIONMunicipalities

Transaction hash:

888d0fd01e87e95ac503e6085f775cf0209c79b1cd03512f95bd1c7fa0f0d50c

Status:

Included and unchanged

Block:

#1,461 4,552 blocks after it

Position in block:

Transaction 33 of 61

Award day:

May 23, 2012 (14 yrs 5 mo ago)

From:

MUNICIPALITY OF BAUANG, LA UNION

To:

E. E. MADAYAG CONSTRUCTION

Value:

₱346,311.75

Project:

Portland Cement Concrete Paving of Bagbag Barangay Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF BAUANG, LA UNION

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 #1,461 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)
MUNICIPALITY OF BAUANG, LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2012-05-23.
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)
COA's CY2024 audit of Bauang gave a "qualified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 888d0fd01e…f0d50cnow …
2. Block Merkle root changed
stored def8ddd6d0…f44f95now …
3. Block #1461 hash changed
stored ca6fff8308…0c6cb7now …

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

leaf 888d0fd01e87e95ac503e6085f775cf0209c79b1cd03512f95bd1c7fa0f0d50c
01 L 843bf3ab2f6acd0c996da74ce1e98dfc43263df279c26b92a6feced576f53313
02 R 81faa0c52d2440b4721fae5f02836ef142b2424238c25ce952dd0f8c36a294ff
03 R 0e74a21583d90893a5a5c262163d911dfb7d3cfb8726b83ec71fa3eb0abf2df9
04 R 02461702a532da93073e7068506ebf456387fc188f47003d22a1649050b1db5b
05 R bf785c58b08e02cf99ba0065fbd92364f71b85b81898d4f1f8b530c9b8828619
06 L 51230bfaec2a4dcd98d508652d64f7bcead401278011af56e46d8bffbe51403b
root def8ddd6d0128b3d63aaea9295e1dd1fd06af2a3f324baf14ee208ebf3f44f95