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 - BILIRAN ENGINEERIN Award a ₱1.9M contract to CTC CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:

dc47975cbe96cd3189a2183f5e337993b17e4ff33c9077f331df37c7e4911b61

Status:

Included and unchanged

Block:

#1,788 4,225 blocks after it

Position in block:

Transaction 39 of 45

Award day:

Jun 27, 2013 (13 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

To:

CTC CONSTRUCTION AND SUPPLIES

Value:

₱1,940,200.00

Project:

3IA00037 Repair and Maintenance of Almeria Flood C

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

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 #1,788 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 - BILIRAN ENGINEERIN awarded it to CTC CONSTRUCTION AND SUPPLIES on 2013-06-27.
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 dc47975cbe…911b61now …
2. Block Merkle root changed
stored 010c0fc434…a1acd0now …
3. Block #1788 hash changed
stored 974892f2cf…383a11now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 44 records. Each step hashes the current value together with the sibling shown.

leaf dc47975cbe96cd3189a2183f5e337993b17e4ff33c9077f331df37c7e4911b61
01 L d8eac47630a3c9d3662e26ce85150d844f6057aba4ea42f18f9100ce541ca32f
02 L 5639844eefb1fe801d240cfd930de9a5d5b3af78bf3ca3812507a26e37cfa51e
03 L 6b316e4ec4dd24b17b2e989f76912524431ce1fc786c9fd3ef0cab46628f2192
04 R 7033e3140bc0e6006dd7e2f167f64b7905c5e2bafd3b6271a9fa2a6cd0600dbf
05 R 49797fac97ba919c8462589b8b57bed9dd516694e343a6393ea2b002ef06d5ef
06 L c5628399d45ca87fc967c262f3455fc46c206ae950a4a8d99dfa6aceefb55f4b
root 010c0fc4343ceb23f2879cba042d9e0b3c4db8b83c859dc914620158c3a1acd0