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

KALINGA APAYAO STATE COLLEGE Award a ₱7.0M contract to CSD ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:

4d7f547cd6dff5064259fe38c29ae8cb52e8a9dd6f46c7b3d10dc780f1b5caa7

Status:

Included and unchanged

Block:

#2,021 3,992 blocks after it

Position in block:

Transaction 22 of 72

Award day:

Mar 11, 2014 (12 yrs 8 mo ago)

From:

KALINGA APAYAO STATE COLLEGE

To:

CSD ENGINEERING AND CONSTRUCTION

Value:

₱6,969,643.62

Project:

Construction of Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

KALINGA APAYAO STATE COLLEGE

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 #2,021 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)
KALINGA APAYAO STATE COLLEGE awarded it to CSD ENGINEERING AND CONSTRUCTION on 2014-03-11.
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 4d7f547cd6…b5caa7now …
2. Block Merkle root changed
stored 5abf4f333d…baf228now …
3. Block #2021 hash changed
stored b577e7e336…dccdd6now …

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

leaf 4d7f547cd6dff5064259fe38c29ae8cb52e8a9dd6f46c7b3d10dc780f1b5caa7
01 R 4e0dff9d6bc6e1aa605c75d40e0aaad59b6c8952030264bd291d2fd9e849dbb2
02 L 86cff1d5cdef42a49865dc094888fdac0c736ceb45273236f111845cee539852
03 L b7df7528be75d42b9bea049c595ae156ab5e07a0780502d24e4ade38a4bbec39
04 R 014f7e0d3f7d3a924178a86e58f9b913200e1b94b6f6346a8a9421491ddc5725
05 L e44bee9cccf2192f15e6cab1cc17b1ffe4184995c480d8b8a31d0e35939de10d
06 R 4ade4caa65f2f3ede007a0ecc509c0ba46c64899e0b5ec9f9a54e8348b63cee3
07 R a244968499cc8c5bf6d2679a80ed25f30e0bd739dc3c1a899c5bd6693a661789
root 5abf4f333de0c20412b3f220c6e45462ba46f6af10f758742aabcd76a6baf228