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 TAGUIG & PATEROS Award a ₱3.2M contract to HYPERVOLT CONTRACTOR CORPORATIONNational agencies

Transaction hash:

a3736129b86cab7dfd4775cc746c0e33ccb7b67351483cc3b50d20ce1f611767

Status:

Included and unchanged

Block:

#1,117 4,896 blocks after it

Position in block:

Transaction 24 of 36

Award day:

Apr 11, 2011 (15 yrs 7 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF TAGUIG & PATEROS

To:

HYPERVOLT CONTRACTOR CORPORATION

Value:

₱3,168,990.00

Project:

Construction of Toilet with Handwashing Facilities and Septic Vault in Nine (9) Schools in DepED-TAPAT

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF TAGUIG & PATEROS

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 #1,117 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 TAGUIG & PATEROS awarded it to HYPERVOLT CONTRACTOR CORPORATION on 2011-04-11.
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 a3736129b8…611767now …
2. Block Merkle root changed
stored 0c0eee8c19…a98555now …
3. Block #1117 hash changed
stored 77f18192db…f11e40now …

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

leaf a3736129b86cab7dfd4775cc746c0e33ccb7b67351483cc3b50d20ce1f611767
01 R a993edd0bba828456bca2af4ade68fe78c29ec010b129500cad016910f280a93
02 R caf9e8af4ce78e2b6296a61b0c2c7b969635ed3e25d3f2129225a08ace05bc46
03 R 93a1d86abdb7a6fcc09e4342c1388dce1a782ecda42bff671c9cd922b95e152b
04 L 8e4d4313c50454ec64fa1130ae9ecc9d214b9d92b14abb166a745fc4420c35f0
05 L e8c212e52bc4d7c11d7ce5db6d1268be26e5f79562b9e7995c7dd5d8ed9903bf
06 R ff05e340b91dc0f1513d2426721723c5a17938c0262f9591961afc882317de29
root 0c0eee8c19df791d86d3ff945bffd80e9a4169afec71c79d94bfeaa906a98555