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 SORSOGON CITY Award a ₱1.6M contract to LSL CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

0fd8f1f2c8f63f920dd141bbf377ee07e908136f62c4d66a6d8336690b1478b4

Status:

Included and unchanged

Block:

#1,431 4,582 blocks after it

Position in block:

Transaction 2 of 58

Award day:

Apr 17, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF SORSOGON CITY

To:

LSL CONSTRUCTION & SUPPLY

Value:

₱1,615,028.21

Project:

Construction Project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF SORSOGON CITY

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 #1,431 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 SORSOGON CITY awarded it to LSL CONSTRUCTION & SUPPLY on 2012-04-17.
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 0fd8f1f2c8…1478b4now …
2. Block Merkle root changed
stored bc55f0d054…5f8d89now …
3. Block #1431 hash changed
stored c54f8e0945…051d92now …

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

leaf 0fd8f1f2c8f63f920dd141bbf377ee07e908136f62c4d66a6d8336690b1478b4
01 R 19d505d6d38ecae8bca6484c518d379c02ae48188a37e6b4d81c228db45feadf
02 L a694efe705c24e1637cc7c6ce3265e4dc1c95b8f5444b4abd33f2ea4079fd83d
03 R 1d8664c8431e17df62a226cd1418aa0cb58f4faec1bc92c4449995758ff06697
04 R cf72c24dac9bd3ca7f0455bd2721cd8ae0674387d088aa6d50672bcc9c28f96f
05 R b09ac9bc814a69653d9eef4b698aae61befbba5448fb3ca6dd27d7bfef2d0a86
06 R 4b59e8024bff6b33d5417ba30906e69e30c16853634bebe550d186438bcd325b
root bc55f0d054608de978d7ee63a2250b345f68cdae2b7485356cac73f3f35f8d89