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 ₱2.4M contract to RHYMAC CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

4b92247bd2443f3bf2efdb0f4107abe8ab989afe43bce714d61f17eb55d8f066

Status:

Included and unchanged

Block:

#1,386 4,627 blocks after it

Position in block:

Transaction 30 of 79

Award day:

Feb 24, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - REGION V

To:

RHYMAC CONSTRUCTION AND SUPPLY

Value:

₱2,378,157.38

Project:

Construction of PENRO Catanduanes Office Building at Virac, Catanduanes

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 #1,386 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 RHYMAC CONSTRUCTION AND SUPPLY on 2012-02-24.
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 4b92247bd2…d8f066now …
2. Block Merkle root changed
stored 853e930d47…334b3enow …
3. Block #1386 hash changed
stored 70a204b939…6d3631now …

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

leaf 4b92247bd2443f3bf2efdb0f4107abe8ab989afe43bce714d61f17eb55d8f066
01 R 586407b451a7bf456df1f074b3e57b2dc06f72420db3964ee50b2777a12c92e6
02 L 1f78189e63b0722c407dc0f4dc81ddef26f4116808324774c7b455c183760740
03 L 48654204ee522dc3206f7b62d9fb8a2c482891404c8ac4ff1e8adda101f5aee5
04 L 8f6d30cf3bc210acc9df74d23ce2ac848ccea901c011e3a47449e9c2f5170437
05 L 9f64ee1b13483ddefa7e56e7ad50b85b8decaf74494bebd5d128b70bbd4dc50c
06 R af7b29ace7ecf9472d8b9165cc5f8fff0161fe3527bb92f7d1c6ce055b287294
07 R 191c1330ea8687334cfeea374c254835eb94dd12bd1e53547dc4ceebf55ffad3
root 853e930d47ff1ebe69a27a90275691be74695ce47d57ebfccd1f23c615334b3e