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

BARANGAY TAGAS, DARAGA, ALBAY Award a ₱99.9K contract to JELK CONSTRUCTION & SUPPLYBarangays

Transaction hash:

7d363bce5cbb893a02838898f02100b75b88a7bad290fcb52b2fa45602bd3bf0

Status:

Included and unchanged

Block:

#1,136 4,877 blocks after it

Position in block:

Transaction 24 of 37

Award day:

May 5, 2011 (15 yrs 6 mo ago)

From:

BARANGAY TAGAS, DARAGA, ALBAY

To:

JELK CONSTRUCTION & SUPPLY

Value:

₱99,900.00

Project:

Construction of Line Canal at Purok 4

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY TAGAS, DARAGA, ALBAY

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 #1,136 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)
BARANGAY TAGAS, DARAGA, ALBAY awarded it to JELK CONSTRUCTION & SUPPLY on 2011-05-05.
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 7d363bce5c…bd3bf0now …
2. Block Merkle root changed
stored 53c7902f94…c36d9fnow …
3. Block #1136 hash changed
stored bcc25ca4cd…d8ef57now …

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

leaf 7d363bce5cbb893a02838898f02100b75b88a7bad290fcb52b2fa45602bd3bf0
01 R 806deffcdfe3e7e73013eeccb653bc6a93df1add9cd43003d0798b5d026869f3
02 R a0886e31e3e9a804686165b2d688ae1ee457a1c2a5cce76ecbadfbcc06fbe365
03 R 0a730644f1453461f1c81192becdd9ae978114a5c55ae45674ea52556afc18be
04 L 41da0d04b6e88d55c64d11743be2a7886168f94bdf7bf503aeeb995b27f6645f
05 L c9fa19a0f8f913c52bc200562b4a5d76f154ae5ec559f2b3964aa8bd461195b4
06 R 3c146e2466ca56809af8f2b1e8fba1491081c0074df6495e222717fd2ccea882
root 53c7902f944679483d0f4036b13f6cf45035211343aeb31cafb494cfa3c36d9f