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 SUDIPEN, LA UNION Award a ₱1.5M contract to H. G. LOPEZ CONSTRUCTIONMunicipalities

Transaction hash:

dddf5829bf676bc25d1c11cfdf785c3d994ffc72c376f567718cfb68c9b0edf7

Status:

Included and unchanged

Block:

#1,280 4,733 blocks after it

Position in block:

Transaction 4 of 5

Award day:

Oct 29, 2011 (15 yrs ago)

From:

MUNICIPALITY OF SUDIPEN, LA UNION

To:

H. G. LOPEZ CONSTRUCTION

Value:

₱1,497,920.82

Project:

Repair/Rehabilitation of Farm to Market Road (LGU - Counterpart) - Namaltugan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF SUDIPEN, 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 #1,280 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 SUDIPEN, LA UNION awarded it to H. G. LOPEZ CONSTRUCTION on 2011-10-29.
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 Sudipen gave a "unmodified" 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 dddf5829bf…b0edf7now …
2. Block Merkle root changed
stored 6e01cbbc9e…e5aaf8now …
3. Block #1280 hash changed
stored a2daed6cee…ecb7dcnow …

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

leaf dddf5829bf676bc25d1c11cfdf785c3d994ffc72c376f567718cfb68c9b0edf7
01 R dddf5829bf676bc25d1c11cfdf785c3d994ffc72c376f567718cfb68c9b0edf7
02 R 8e5f8c09b87aa97e64660d2dbc8f59e4b7368717d040c017b3ac31eea01bb646
03 L 17402010fbffe61ddf5bca9753d1f1de79c27c4f81443602905e41a74e4892ba
root 6e01cbbc9ecf6297a1af64f476f9b4a0cc1e4aa54317a6a150021ae5b6e5aaf8