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

MANILA INTERNATIONAL AIRPORT AUTHORITY Award a ₱898.1K contract to KHORNERSTONE GROUP CORPORATIONNational agencies

Transaction hash:

3b307c7ea5c75f74cf06c1cdeca770243fe9bb47b2825bf2ed3d3b33cfa58a03

Status:

Included and unchanged

Block:

#1,327 4,686 blocks after it

Position in block:

Transaction 17 of 63

Award day:

Dec 20, 2011 (14 yrs 10 mo ago)

From:

MANILA INTERNATIONAL AIRPORT AUTHORITY

To:

KHORNERSTONE GROUP CORPORATION

Value:

₱898,135.28

Project:

Re-waterproofing of Fire and Rescue Building Roofdeck (Re-publication)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MANILA INTERNATIONAL AIRPORT 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 #1,327 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)
MANILA INTERNATIONAL AIRPORT AUTHORITY awarded it to KHORNERSTONE GROUP CORPORATION on 2011-12-20.
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 3b307c7ea5…a58a03now …
2. Block Merkle root changed
stored 00dad0ca39…8925d1now …
3. Block #1327 hash changed
stored 7b57da94e7…4e98b1now …

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

leaf 3b307c7ea5c75f74cf06c1cdeca770243fe9bb47b2825bf2ed3d3b33cfa58a03
01 L 3ad6c500461ab5f5f9c9671d298810f982eb8fa8ea539b922bf6bae5f637899e
02 R d6a061d2c1bbddf437726fc82d917c7d5dea985035575096e5e5cc4e4937b601
03 R 89a8dfd1a44e0227948f1782c2861198a7d1936b4364ecbbf407fda255bf6c08
04 R be2b7b47cb037d088aae82b46f8f3eb134fb6369d233b344b223f67518f00071
05 L 9b8fb477774f0013cd8774271f79f0823b4bd91faa5723d9c4f2f2a40d2148ad
06 R a0b459a6850bfdf02264c116b597c08ddc4b678747042999e42e815c940f73a6
root 00dad0ca39287565f25337fdcb09e18ab86e8c2eefec96d877e728489a8925d1