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

WEST VISAYAS STATE UNIVERSITY Award a ₱523.7K contract to JHJ CONSTRUCTIONNational agencies

Transaction hash:

45b09e82dca2a717ee3f0b7b7ec4b1694c339adc22d5ada0da926b2500f7ab10

Status:

Included and unchanged

Block:

#1,137 4,876 blocks after it

Position in block:

Transaction 25 of 79

Award day:

May 6, 2011 (15 yrs 6 mo ago)

From:

WEST VISAYAS STATE UNIVERSITY

To:

JHJ CONSTRUCTION

Value:

₱523,740.71

Project:

Major Repairs of Buildings

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

WEST VISAYAS 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 #1,137 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)
WEST VISAYAS STATE UNIVERSITY awarded it to JHJ CONSTRUCTION on 2011-05-06.
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 45b09e82dc…f7ab10now …
2. Block Merkle root changed
stored 7d6de068d5…aa419fnow …
3. Block #1137 hash changed
stored 4653c023be…42c4bfnow …

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

leaf 45b09e82dca2a717ee3f0b7b7ec4b1694c339adc22d5ada0da926b2500f7ab10
01 L 3d53fdcec517567f4e2353d7ec4316d549ce7ff188016a194fd0a443f164f8fc
02 R bc958209a6af9d0e2efd42617da3e5c00c191b0ba307b281891f702e057c60dc
03 R 8fba67570310d49a7cb921708dd34d40bdfc1af9c321a37592f708882efe423b
04 L 6f3f1a564ff8baa2d6e26d208e46d60c1645051e9e286f226184641131618716
05 L 3ef501ee24ff94a59b3fceee2eded85417f44e157686ecf392c1fe9ab6f836b9
06 R a37ca0791d1c2eca9fb8389c50bfdd54aa181069f4fe7d345f80d04e407145f1
07 R 29abbe34b899e2abc7b855042dc44350a579dafdf9d25aee3ddb18ecd535dbb3
root 7d6de068d59df5da9cd8a79866915f12422c39bc4c0289c5e821c70608aa419f