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 - SAMAR 1ST DEO Award a ₱2.6M contract to VCD CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

dae428df6dd95c8eb1b4ecf43c0fb41ec04be8b37f2b2b3eaaa896c9261bac82

Status:

Included and unchanged

Block:

#2,266 3,747 blocks after it

Position in block:

Transaction 100 of 112

Award day:

Dec 9, 2014 (11 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 1ST DEO

To:

VCD CONSTRUCTION AND SUPPLY

Value:

₱2,601,125.48

Project:

(RE-ADVERTIZED) CONSTRUCTION OF ONE (1) STOREY-THR

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 1ST 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 #2,266 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 - SAMAR 1ST DEO awarded it to VCD CONSTRUCTION AND SUPPLY on 2014-12-09.
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 dae428df6d…1bac82now …
2. Block Merkle root changed
stored 9a78344abf…17186anow …
3. Block #2266 hash changed
stored 57cdd4bcf0…edc366now …

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

leaf dae428df6dd95c8eb1b4ecf43c0fb41ec04be8b37f2b2b3eaaa896c9261bac82
01 R dc6f60ea017e42708925f25b1e9962562c2c66939d0b303a83badb48285376e7
02 R cd7237cd95d324ca3b2188cf70fb59b76f0dbe490b937e3b0ca0a77fdf4641a2
03 L 2b2718b06592ed0af963685e86c8691b51c1f053e7ffd8771a228be29c3df614
04 R b8e5b79fc025fb8573f9041a6c7710dc9f21ab2d50e012edb80de769c20ec2ac
05 R 9e0e53be872af9307dfae2fe57ae7f535bdbddd838780918a559465045e1f8bd
06 L 5127547fc8536224feeb9f1df10cca7d698d0c418e24369e906cdbb01affae6d
07 L cca2503878f07a2f51dd7c63120f3a6399d898fe7905c58ac8c359f197c19b90
root 9a78344abf5dd1321119c17e2949988ced82a20017fbdc0c095d15f90a17186a