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

DEPARTMENT OF EDUCATION - DIVISION OF LAPU-LAPU CITY Award a ₱3.6M contract to BARR STEEL CONSTRUCTIONNational agencies

Transaction hash:

4bdbb5ce35e5263947e133e71a582c01216f3aad24557f016003b1b1f85e5f7f

Status:

Included and unchanged

Block:

#1,553 4,460 blocks after it

Position in block:

Transaction 30 of 82

Award day:

Sep 7, 2012 (14 yrs 2 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF LAPU-LAPU CITY

To:

BARR STEEL CONSTRUCTION

Value:

₱3,645,080.43

Project:

Construction of One-Storey Two-Classroom with Attached Two-Seater Toilet at Marigondon NHS-Basak Night HS Ext., Marigondon NHS-Sudtonggan Night HS Ext. and Babag NHS-Poblacion Night HS Ext.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF LAPU-LAPU CITY

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 #1,553 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)
DEPARTMENT OF EDUCATION - DIVISION OF LAPU-LAPU CITY awarded it to BARR STEEL CONSTRUCTION on 2012-09-07.
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)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 4bdbb5ce35…5e5f7fnow …
2. Block Merkle root changed
stored 311d4fc478…204640now …
3. Block #1553 hash changed
stored dbf3930fba…1d3141now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.

leaf 4bdbb5ce35e5263947e133e71a582c01216f3aad24557f016003b1b1f85e5f7f
01 R 52b94cfc9ddad8c5e88e7cf4933ea7f229afe1a25e24ec9c164aa455993520fc
02 L 99e07496e98a158a5cb405f1cd86dc78b5540cd445fca684336a02ecb2fc010c
03 L 6784fe569e5749b863de81f43624a292a4b2c421e47b9d7d9b5f03d4811ed3d3
04 L 1e6e844fd07c861ee1282619efe77dbed49b422851839491c9ab36922f3a019b
05 L d71b17c1df96f62bf0a1d928e1ab6ef8681901e4fa4d907aa11192c8fa12b36e
06 R e08120c95db4ed182801d7584d90d79adee861e7500803d84d65e7822fcdf083
07 R 59f81489f3b4d895ecb1991ff55d9ce089094c09669d99c79ec4dfde5b736cee
root 311d4fc47864a2255383ff26e06949bfa3dd2d0538be39674a44e8287e204640