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 CALACA, BATANGAS Award a ₱9.0M contract to JUBEN CONSTRUCTIONMunicipalities

Transaction hash:

ef018d495dcd07ce189a243b8f7e2978f5d15d4f038b11a24198e58b017f1b69

Status:

Included and unchanged

Block:

#1,409 4,604 blocks after it

Position in block:

Transaction 56 of 60

Award day:

Mar 23, 2012 (14 yrs 7 mo ago)

From:

MUNICIPALITY OF CALACA, BATANGAS

To:

JUBEN CONSTRUCTION

Value:

₱9,026,613.87

Project:

Concreting of Farm-to-Market Road at Barangay Puting Bato East-Dila, Calaca, Batangas

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF CALACA, BATANGAS

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 #1,409 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 CALACA, BATANGAS awarded it to JUBEN CONSTRUCTION on 2012-03-23.
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 City of Calaca 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 ef018d495d…7f1b69now …
2. Block Merkle root changed
stored e110e4ab45…3bfb82now …
3. Block #1409 hash changed
stored f4886a5193…57d6d4now …

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

leaf ef018d495dcd07ce189a243b8f7e2978f5d15d4f038b11a24198e58b017f1b69
01 R f249078b50937c83af14c8be4389e215ca777cdbc93e987bcecd9b03d8d80496
02 R c32742eafeb1be64f22c54858d2647f22b69316450551a4599734023ac2b40d7
03 R fc0bdbd0ff036656cf8de2a19e018ec98f1db7066bcaa06b3d4af6219e195d37
04 L 8f0505357676ecf1224ef84c6660c1b0612baed451bc85fc19989d5d6764017a
05 L c8346faf998c4d707dbaf588a0fa77b37b2b0477d3b79f44e6b6bbb025db7618
06 L 3772a4b0700c3fa9264e0b95a0124083842528051c67abc109ea8f6638cb324a
root e110e4ab457b409a3a2938edbbd86688b96f5880c54d0e8ad462ba88643bfb82