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 HOUSING AUTHORITY Award a ₱11.6M contract to FRAGERR CONSTRUCTIONNational agencies

Transaction hash:

355e4b3c49c09aba34e5cd7037c4b22cdf76d4187b631298185cd0ede0fef910

Status:

Included and unchanged

Block:

#2,259 3,754 blocks after it

Position in block:

Transaction 27 of 101

Award day:

Dec 2, 2014 (11 yrs 11 mo ago)

From:

NATIONAL HOUSING AUTHORITY

To:

FRAGERR CONSTRUCTION

Value:

₱11,596,938.32

Project:

2-Storey SB, Logia Ng Kakarong Res. Proj.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL HOUSING 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 #2,259 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 HOUSING AUTHORITY awarded it to FRAGERR CONSTRUCTION on 2014-12-02.
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 355e4b3c49…fef910now …
2. Block Merkle root changed
stored c5ca87e951…972de1now …
3. Block #2259 hash changed
stored 36a5ab556d…658470now …

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

leaf 355e4b3c49c09aba34e5cd7037c4b22cdf76d4187b631298185cd0ede0fef910
01 L 338c8f3ea50ee10c8b316f114fb8a21565c8a542b4035953d81001a8e66ca331
02 L 84a8b2673205b02245391b1f12213ee23c65b8e54eeb487064e790fd2438abfd
03 R d7b7e870236928f6eca082bb491089c1fc7c6ec9ff9825e852c599c3e745b7dc
04 L 9deeab4c7cd9888eefbbe045633457fdc92e455e52ba6d60480b66caf8b9a7da
05 L e45b083abdfce41f20738353749496f55890672b1c2e335e820b0aaef09f0a66
06 R 68329857599cce87ec2d7575c98e39479e3037c9224a2c19ca19124baba73fc8
07 R a7288234ab2c294fbc0122e4e7bc458daafd1d9699f4d27f04ddfdb6fe69faa3
root c5ca87e951f140ca4f9c0ed93de09439a9d5b54a563079d572aad1e64f972de1