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

NATIONAL FOOD AUTHORITY - REGION V Award a ₱224.3K contract to JP ANGELO CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

92a1f039ca756ce89faac71ad52c98a70516ed42600072b5c9ad22be05ed8b37

Status:

Included and unchanged

Block:

#1,409 4,604 blocks after it

Position in block:

Transaction 33 of 60

Award day:

Mar 23, 2012 (14 yrs 7 mo ago)

From:

NATIONAL FOOD AUTHORITY - REGION V

To:

JP ANGELO CONSTRUCTION & SUPPLY

Value:

₱224,327.32

Project:

INVITATION TO SUBMIT QUOTATION

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL FOOD AUTHORITY - REGION V

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)
NATIONAL FOOD AUTHORITY - REGION V awarded it to JP ANGELO CONSTRUCTION & SUPPLY 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)
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 92a1f039ca…ed8b37now …
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 92a1f039ca756ce89faac71ad52c98a70516ed42600072b5c9ad22be05ed8b37
01 L 922ea4baa629302aecd7eb843619507c4106c760773f1683afcc91c930474cc5
02 R 14ab9c5a6725bfe45ff92fa6b95e760eaee7c02717bd9530c6a2d9eab0b7c191
03 R 05b8b7853c112aaeed8250da05e5d32c3902bb111a2a35118d1fda50ffc6fc3a
04 R 15dc942f3a8ba59609708da324365d5bbe3fc064edecf85ea20fca7023fd2cff
05 R 2b70dc7fb5afac929c7d5425fea3c133ee39a62e71c574c012054fd19fc89c49
06 L 3772a4b0700c3fa9264e0b95a0124083842528051c67abc109ea8f6638cb324a
root e110e4ab457b409a3a2938edbbd86688b96f5880c54d0e8ad462ba88643bfb82