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

EASTERN SAMAR STATE COLLEGE Award a ₱1.9M contract to PEDAK BUILDERSNational agencies

Transaction hash:

cf39ef130a12bed8caedf57421d97a041fdb0f7a273b549afddf5cfc0f540806

Status:

Included and unchanged

Block:

#1,432 4,581 blocks after it

Position in block:

Transaction 45 of 60

Award day:

Apr 18, 2012 (14 yrs 6 mo ago)

From:

EASTERN SAMAR STATE COLLEGE

To:

PEDAK BUILDERS

Value:

₱1,891,470.88

Project:

SPORTS AREA IMPROVEMENTS & FENCING

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

EASTERN SAMAR 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 #1,432 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)
EASTERN SAMAR STATE COLLEGE awarded it to PEDAK BUILDERS on 2012-04-18.
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 cf39ef130a…540806now …
2. Block Merkle root changed
stored 951bc4ccce…13ae75now …
3. Block #1432 hash changed
stored 21f9df5dd8…93f734now …

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

leaf cf39ef130a12bed8caedf57421d97a041fdb0f7a273b549afddf5cfc0f540806
01 L cca4ca4e39f860a8a034ed3d791445e6dbf6239ffb4cfa97b535553b15d694d5
02 R b34946075f644ec2c0c3bf9500a2a5f4674177be44f8f1e64e6c0eb497a7cf51
03 L 0d81378611ea87eeda4f5944188ec40cdffa8c2dc03d8f2560f6ad06205c843f
04 L ebda32641af3a074d7d32bd0cd5ca958b84fc9efd0846ffa10919be69b3edb44
05 R dc304dd262dd84480612a7b81c7fb7a0916aadceba9f4a2c986e67a257a1831b
06 L 71c68350de6f8c9bd80aa3d44fca7801c81a39ae367511e929f7e3303b471f25
root 951bc4ccce9975e76df9090a26bfd6d08e857de516830975758a937cd113ae75