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

BATANGAS STATE UNIVERSITY Award a ₱8.3M contract to TOPSTEEL BUILDERSNational agencies

Transaction hash:

4a7efae0c4e7720215d43a0f161b17279e33af49beb1df2c318397743d4c0cfa

Status:

Included and unchanged

Block:

#1,354 4,659 blocks after it

Position in block:

Transaction 25 of 66

Award day:

Jan 18, 2012 (14 yrs 9 mo ago)

From:

BATANGAS STATE UNIVERSITY

To:

TOPSTEEL BUILDERS

Value:

₱8,290,540.00

Project:

INVITATION TO BID CONSTRUCTION OF INTERNATIONAL AFFAIRS OFFICE AT BATSTATE-U MAIN CAMPUS I

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BATANGAS STATE UNIVERSITY

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 #1,354 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)
BATANGAS STATE UNIVERSITY awarded it to TOPSTEEL BUILDERS on 2012-01-18.
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 4a7efae0c4…4c0cfanow …
2. Block Merkle root changed
stored bd60abb482…aee506now …
3. Block #1354 hash changed
stored 5f0974bd5f…d83b19now …

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

leaf 4a7efae0c4e7720215d43a0f161b17279e33af49beb1df2c318397743d4c0cfa
01 L 48a3d49838bf6d9ecec4a2a36ae699f76e3c618814f75773a27584b7d94524fc
02 R f1d2aa3cdb660869c442c7b3cc2d263e38f023709693227aba6acd65fa4acf60
03 R 50dd314846adf5f670b9b6c92df1c548d8ec27a7830f22ab505374f2976abb97
04 L ce587a4cf9c4d61840f81e1ca43b5ba2d0666bafde8b7a36c8be5ffbebbec881
05 L 57ec74889625d7be68692d95af83a3d3046d6e13f86af2244133098fc608f579
06 R 9289be85191966215c0e093b38c95f0880ff9961a181cc3333ed2784909d99d2
07 R 514ff28e345d2c1582f18d00ff16603ed71ae095c5dd85a4957541140a586427
root bd60abb48227099f8974951389f831597b63c66c422a5d2befbcc6194baee506