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

DEPARTMENT OF EDUCATION - DIVISION OF ALBAY Award a ₱1.4M contract to J. PURISIMA ENTERPRISESNational agencies

Transaction hash:

3974b6a8401de930ab8dc9e6d84e76d1aeb54b37a61bc992b2eb51b2b1f6af24

Status:

Included and unchanged

Block:

#1,820 4,193 blocks after it

Position in block:

Transaction 15 of 50

Award day:

Aug 2, 2013 (13 yrs 3 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF ALBAY

To:

J. PURISIMA ENTERPRISES

Value:

₱1,445,852.01

Project:

Classroom Repairs

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF 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 #1,820 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)
DEPARTMENT OF EDUCATION - DIVISION OF ALBAY awarded it to J. PURISIMA ENTERPRISES on 2013-08-02.
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 3974b6a840…f6af24now …
2. Block Merkle root changed
stored 1b1e526430…eafe69now …
3. Block #1820 hash changed
stored cdd3aca556…13acddnow …

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

leaf 3974b6a8401de930ab8dc9e6d84e76d1aeb54b37a61bc992b2eb51b2b1f6af24
01 L 32b9f445821b85ae82e834404eb1df5f575e04bb78a1efe70a099f832681db53
02 L e91fa32107587301461b25fa94e8b96ea0eda54551dd65f770e222de3caa4dd9
03 L a608107fdb521f1c07aff9144ca9087ec71033c4d5d4893d5d05edb9d1d918c5
04 L 3f95b41c0b5b24b1af42eed43455c535a8c4284e9230b21acd1d5c2c552283bb
05 R 057402c2dcea8aa97778780ea6550b2d4a41ed4eaa10cab53104986465f0e0b1
06 R 6ee025124cbb40d737959abe8504151099ed4b65b3a8b5e3404ff057933ae989
root 1b1e526430430c507577a9091587d59e5a3afdbbdd615dd4855186485eeafe69