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

PHILIPPINE TOURISM AUTHORITY Award a ₱7.9M contract to NBL CONSTRUCTIONNational agencies

Transaction hash:

c279e9842fa6e7d759bb73dd39327f323f92a3c0fac863b8e24cfb9ae784f51d

Status:

Included and unchanged

Block:

#468 5,545 blocks after it

Position in block:

Transaction 5 of 9

Award day:

Nov 11, 2008 (18 yrs ago)

From:

PHILIPPINE TOURISM AUTHORITY

To:

NBL CONSTRUCTION

Value:

₱7,900,060.95

Project:

Repainting of DOT Bldg. and Replacement of Roofing, DOT Bldg. T.M. Kalaw St., Ermita, Manila

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE TOURISM AUTHORITY

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 #468 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)
PHILIPPINE TOURISM AUTHORITY awarded it to NBL CONSTRUCTION on 2008-11-11.
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 c279e9842f…84f51dnow …
2. Block Merkle root changed
stored e227ad1232…17137anow …
3. Block #468 hash changed
stored 6d2e2a85a5…68e78fnow …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf c279e9842fa6e7d759bb73dd39327f323f92a3c0fac863b8e24cfb9ae784f51d
01 L 8a5e1d264292e3b9f3f0cfa1eb0bb0410879e777c5f18e3ac665e08fb781c1df
02 R f9acf1d58211fd5816ba02321aa8e462b4391c2f282477c5cbba90daf802680c
03 L 40d467ea89883e2a0a55411dc8da65587a6f668791c36f0179d3d6a5054ddd77
04 R 1833ef4984ed4be4788e25770f0f827673ea7713815d2ad626b4fcc83c8ccc0a
root e227ad1232b78707e6ff6f65eb91a9104ac2cf4244e7461a4d2270767817137a