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 PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO Award a ₱108.9K contract to JJJARNS CONSTRUCTIONNational agencies

Transaction hash:

d211d5e6d81f9241ff2fec2acea825c2fcaa9c617d3a02504f3bf90230d1700c

Status:

Included and unchanged

Block:

#1,771 4,242 blocks after it

Position in block:

Transaction 50 of 69

Award day:

Jun 5, 2013 (13 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO

To:

JJJARNS CONSTRUCTION

Value:

₱108,855.37

Project:

Const./Completion of Multi-Purpose Pavements- Alla

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO

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 #1,771 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 PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO awarded it to JJJARNS CONSTRUCTION on 2013-06-05.
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 d211d5e6d8…d1700cnow …
2. Block Merkle root changed
stored c67cbb5839…7d0d31now …
3. Block #1771 hash changed
stored 6abdfa277c…7f3215now …

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

leaf d211d5e6d81f9241ff2fec2acea825c2fcaa9c617d3a02504f3bf90230d1700c
01 R d2c0718aac6313aaa77759a5f2e681944b34d0dbf5185c12c93206c08c61791a
02 L ff94e16688f6560da3bad8528e309ac7cf5ac8d55c8dafca86410378de76b46d
03 R e3eea85976517c16f351ae7aad81ccd5d5efa259b601ae012612416758d920ac
04 R dc802af60af5c961604c952f951dd8a8d099f8c5c477e5db62e477d282f9b629
05 L 056354cdda5965b3722d6a7380b25ebf500d390648b699d3dfbf88759d9f8af9
06 L 9606123ec0352efc643b4cb2d6e58dae1615306b3c2978a6959265e9710a689b
07 R d8f1c5d6e2d4564c72bf33678d8528ba6f1c02a2acd987c0739f2e08ca663130
root c67cbb5839f501e078f103c9599e1ff703712245fd7f8df134c1f45ba97d0d31