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 BAMBAN, TARLAC Award a ₱396.1K contract to BEAVER CONSTRUCTIONMunicipalities

Transaction hash:

89922e5b35daceddcc3fb449ab943c205819b4eec7268f744bdd0ca39bc27c13

Status:

Included and unchanged

Block:

#1,575 4,438 blocks after it

Position in block:

Transaction 27 of 52

Award day:

Oct 2, 2012 (14 yrs 1 mo ago)

From:

MUNICIPALITY OF BAMBAN, TARLAC

To:

BEAVER CONSTRUCTION

Value:

₱396,100.00

Project:

FURNISHING OF LABOR AND MATERIALS FOR THE REHAB/REPAIR OF PAG-ASA BRIDGE

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF BAMBAN, TARLAC

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 #1,575 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 BAMBAN, TARLAC awarded it to BEAVER CONSTRUCTION on 2012-10-02.
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 Bamban 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 89922e5b35…c27c13now …
2. Block Merkle root changed
stored 1acba33b45…229880now …
3. Block #1575 hash changed
stored e86b9ea349…d95f87now …

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 89922e5b35daceddcc3fb449ab943c205819b4eec7268f744bdd0ca39bc27c13
01 L 81f5f9b03df0d130994b7d0d333564c8cdad8496ff8ac6691cd6fbaa1dec2d16
02 L f4f63872afcf0d67c71c3c58ef28b9d4d652dc3f358f2f69596d89bc41b4a1a7
03 R 4364d0b4615c94bf6a93402fb7b6196c285620ea0a4e64650ca8d14c1d9874f2
04 L b89bf392bacccdac03e3a22723088afc06b44961c8a60763e408c100a3ba8d38
05 L 1e5716d68e9862f448ad3129b191e1a803f850353d3bee3e640b532e895e254d
06 R 44f38a19736d1414da1977307ec4d20abcfb2493187a3cfdd7f2bdb40b788457
root 1acba33b455dea5ac723f8495baee0b9361a9be94e8ef9e8e0ee57cffd229880