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

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱3.1M contract to RGB CONSTRUCTIONNational agencies

Transaction hash:

cbc5015ec406c8fd90ade54e0ecbf82d5ea93fc712a41d085ab820987011d44a

Status:

Included and unchanged

Block:

#1,146 4,867 blocks after it

Position in block:

Transaction 17 of 24

Award day:

May 19, 2011 (15 yrs 5 mo ago)

From:

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE

To:

RGB CONSTRUCTION

Value:

₱3,072,385.65

Project:

ITPB No. 2011-08(11DI0050)Rehab./reconst./upgrading of damaged paved along MSR Daang Maharlika (Calamba-Sto. Tomas Road) KO 056+007 – KO056+134 Calamba City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE

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 #1,146 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)
DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to RGB CONSTRUCTION on 2011-05-19.
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 cbc5015ec4…11d44anow …
2. Block Merkle root changed
stored 62cb8334b1…9c47a5now …
3. Block #1146 hash changed
stored 7a2fc3709d…c12204now …

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

leaf cbc5015ec406c8fd90ade54e0ecbf82d5ea93fc712a41d085ab820987011d44a
01 L ae3811ddeaaa5212e978e84228a53ba5add874e30f6e18e851bdd3a81961f80d
02 R a494ea1cbb5a04db4f202da3590723e774060a3035a77432a4f01831a1d4c9df
03 R 89f0b212ae55452bfc6c70b87ffd65ae017059ff95bdc11e303b67ad7e7b83d6
04 R 506645898053ad69e605850333421e990584fe7c8276ab48f7e7eca64d15c8e9
05 L 0c75dfe4c1d97dd58b272802de8ef349ee5919aa6c3ba1c6a6319a2323651e34
root 62cb8334b1cfc4767aaf3318df994a1610054b1bfb2a5b71869c5d0e399c47a5