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 ENVIRONMENT AND NATURAL RESOURCES - REGION V Award a ₱2.5M contract to RECEMAR CONSTRUCTIONNational agencies

Transaction hash:

0625dbb4817ea3756d71dbbd242a803b39b482b27c9ad8a560239610bedb8721

Status:

Included and unchanged

Block:

#992 5,021 blocks after it

Position in block:

Transaction 2 of 29

Award day:

Oct 29, 2010 (16 yrs ago)

From:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - REGION V

To:

RECEMAR CONSTRUCTION

Value:

₱2,514,436.00

Project:

Construction of Phase II (Multipurpose Bldg. & Covered Court) at DENR REgional Office No. 5,Legaspi City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - REGION V

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 #992 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 ENVIRONMENT AND NATURAL RESOURCES - REGION V awarded it to RECEMAR CONSTRUCTION on 2010-10-29.
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 0625dbb481…db8721now …
2. Block Merkle root changed
stored ba81dbd46a…34d1bfnow …
3. Block #992 hash changed
stored 61f2f199dd…54a78anow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 28 records. Each step hashes the current value together with the sibling shown.

leaf 0625dbb4817ea3756d71dbbd242a803b39b482b27c9ad8a560239610bedb8721
01 R 165508ed918a2939be7c75a8f52e1e03c18a7087f0bb9c45b4f09dec7295a5f8
02 L 03796a634f27ce29b3ade84ca2a01da2c693bc8b6096bfe6bed0ac786e196791
03 R 2a03266558cd6b82c7c29d2afaa15b4c4acf2e888ff5371b5eaed6b6578122b4
04 R aaa9c861d1e7091b2c3a4587aed353aa4ce950d4438d890b0d0ed12d4eeb0103
05 R e744b6df886a0a776b8bf40d0b5078cb633e8c67db0d0f5f653f78aff89bd445
root ba81dbd46a2adeb66ed3f273f60e5f5a5bb442b3689853b2eb5b931c5a34d1bf