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 SALCEDO, ILOCOS SUR Award a ₱1.8M contract to MBB CONSTRUCTIONMunicipalities

Transaction hash:

f552db0fbc4338fdab9a0bc7a80176361835ed99d1f7e5befae4c0e5c48ae42a

Status:

Included and unchanged

Block:

#1,086 4,927 blocks after it

Position in block:

Transaction 46 of 47

Award day:

Mar 2, 2011 (15 yrs 8 mo ago)

From:

MUNICIPALITY OF SALCEDO, ILOCOS SUR

To:

MBB CONSTRUCTION

Value:

₱1,787,491.85

Project:

CONSTRUCTION OF FLOOD/RIVER CONTROL ALONG BUAYA RIVER

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF SALCEDO, ILOCOS SUR

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 #1,086 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 SALCEDO, ILOCOS SUR awarded it to MBB CONSTRUCTION on 2011-03-02.
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 Salcedo 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 f552db0fbc…8ae42anow …
2. Block Merkle root changed
stored 1bcb30125b…7e7007now …
3. Block #1086 hash changed
stored ca140ba0a9…6a7c37now …

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

leaf f552db0fbc4338fdab9a0bc7a80176361835ed99d1f7e5befae4c0e5c48ae42a
01 R f552db0fbc4338fdab9a0bc7a80176361835ed99d1f7e5befae4c0e5c48ae42a
02 L 2ba101d61043219015cf1d27b122cbc25795b3d38f9bd97dd7041c87e0d2df82
03 L 04f2d0cb51388299648bdfb7036ab6c0792400c81c8d46ef3382c4441cda2d20
04 L 258242ed35365033f5b77b4be8a01754d8716e48679421a3264d620655767736
05 R 32b75479fd3643fb9ff5aba39316a78c35a4e3ada98a1e0f835e142a2dccc136
06 L 4201dc30f5d30a62a0ef71ff6fdf9884a5889ef73fdd731cd72b340c16b63f43
root 1bcb30125bd83838324bbf719253e33e615eaa29b874001605ef8d8b6b7e7007