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

409TH CONTRACTING OFFICE Award a ₱984.5K contract to AMDI CONSTRUCTIONNational agencies

Transaction hash:

7fa5b403d4d39c0da33fae5f46e6f5262b6d3c5392a04cf86101a324321376c2

Status:

Included and unchanged

Block:

#3,801 2,212 blocks after it

Position in block:

Transaction 389 of 795

Award day:

Jun 26, 2019 (7 yrs 4 mo ago)

From:

409TH CONTRACTING OFFICE

To:

AMDI CONSTRUCTION

Value:

₱984,500.00

Project:

R & M Buildings

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

409TH CONTRACTING OFFICE

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 #3,801 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)
409TH CONTRACTING OFFICE awarded it to AMDI CONSTRUCTION on 2019-06-26.
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 7fa5b403d4…1376c2now …
2. Block Merkle root changed
stored 257c36e0d5…2b90bfnow …
3. Block #3801 hash changed
stored 582aead2af…29e3eanow …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 794 records. Each step hashes the current value together with the sibling shown.

leaf 7fa5b403d4d39c0da33fae5f46e6f5262b6d3c5392a04cf86101a324321376c2
01 L 7f9687da3242ddfa4f9456869dff82b8e531bedc2edac30d0fd296176899a766
02 R ab8191593fa862ab9b83e1fcbefbcaabd3354e850b82b61154ebe8da77fbbcd4
03 L 13ba392338a6a57b4f682272f1d94a5f8bfa4627d61714fc8de0057fb1f831d0
04 R b1539330ced98c0f060642d7c0cdc566da0c65e0f8aa84dde2afb059e8b8d07a
05 R ca1c18d2e3109bf1443cbd8f065b5534c860c75a66bb0f94f8c4d5944ab87e2c
06 R 10d4af5731407da7d809df34e291450c8df05bc277d3fbbd553a8877515a8673
07 R a4b3560529b5ab159b927b53327c90722e151fe2ffe4d8394052972787be5579
08 L a5f4a43fc3971e1a4c254d9c6f6691302855968fea6cd14e0c999eadd28767c2
09 L 60b00dfd88af66b1b9f56287d484d40502695c81dce80e0763dfc6c27f161955
10 R 69c9f3e9ea84fb065ced3d2b14f839dd0abbd6d7bdb2dc3ec18c79a376a1dcf6
root 257c36e0d56b9fb7e7e65e9873560b7bc46524ca70f0dade74bc13350c2b90bf