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 1ST DEO Award a ₱19.8M contract to EDISON DEVELOPMENT & CONSTRUCTIONNational agencies

Transaction hash:

52c72abbb48e6bb4de7c5fa9375bd0062a32d973ca4c63f0a1d92a52bb59f68a

Status:

Included and unchanged

Block:

#2,097 3,916 blocks after it

Position in block:

Transaction 41 of 128

Award day:

Jun 9, 2014 (12 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 1ST DEO

To:

EDISON DEVELOPMENT & CONSTRUCTION

Value:

₱19,771,805.65

Project:

REPLACEMENT OF ZIMINILA BR. NO. 1 CAMALANIUGAN,CAG

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 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 #2,097 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 1ST DEO awarded it to EDISON DEVELOPMENT & CONSTRUCTION on 2014-06-09.
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 52c72abbb4…59f68anow …
2. Block Merkle root changed
stored 0715926950…54a6d6now …
3. Block #2097 hash changed
stored 51a0ae1b2e…7c43ddnow …

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

leaf 52c72abbb48e6bb4de7c5fa9375bd0062a32d973ca4c63f0a1d92a52bb59f68a
01 L 52c56e8d37640d00e22763f2d65faf065e7ff3a1e7dcded0b059cb21e282375a
02 R ddbe81788838b8a24ceb48dadf93af325a33edc42e0dc6bd17a84435f87079ba
03 R 2417465a3ee6b2c8fce32f5c874b5d116a27ebd5851ff3d56a5774f3cae0048c
04 L 6bfea762368fe5d53c29283d2cc9ec1e81c859f5d81dc459989771366bc94adf
05 R e864e14401436361d59c32302864f9312cb04de82ad88ad744e4cbad26bed32e
06 L 6a5230ff4b6191d0a92ad3e4b27e46fe8959ae50d417d86a464bc7a1a6580e2c
07 R f62034b3a8e5a8d1db8900692b889734f4410bef635491f722cae4b78eba64a6
root 07159269503f0f81b44dea2fdfac135042e1bb4518010ba062cbdc710054a6d6