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 - BAGUIO CITY DEO Award a ₱677.8K contract to SEGAL CONSTRUCTIONNational agencies

Transaction hash:

abf2b4a108bd5b96d81bc7c635345db4e80797cd7ee840838fbf0ae92065820f

Status:

Included and unchanged

Block:

#1,533 4,480 blocks after it

Position in block:

Transaction 41 of 65

Award day:

Aug 14, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BAGUIO CITY DEO

To:

SEGAL CONSTRUCTION

Value:

₱677,835.26

Project:

Cluster 35 Rehabilitation/Repair of Barangay Roadside/Roads a. Middle Quezon Hill Subdivision (Quezon Hill Middle) Barangay b. Quezon Hill, Upper Barangay c. Victoria Village Barangay

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BAGUIO CITY 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 #1,533 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 - BAGUIO CITY DEO awarded it to SEGAL CONSTRUCTION on 2012-08-14.
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 abf2b4a108…65820fnow …
2. Block Merkle root changed
stored b44f3df7ed…aba26fnow …
3. Block #1533 hash changed
stored e220e16895…498eacnow …

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

leaf abf2b4a108bd5b96d81bc7c635345db4e80797cd7ee840838fbf0ae92065820f
01 L a79fa7bf2503ec2269ee700e391ed804666ca81fad435b5d3371040bffe71e62
02 R 20b45f13fdd08b858f2ab69e1c83ba1c03e41b27c57626680530c2fec7bd3ded
03 R ec9580a8820daf8a802062642ceb0b8f69a1828544a5a0895553c794fb7d5e44
04 L d97e5a3f8d249a8ccd69c5936369d9c83f884efb259bce92cc472525c45b6f7d
05 R 63d65e86c4d927f9e308af58dcd719eb6b8c0a812ffa6b7164865010ef414870
06 L 968231612101140f49300f402b2e2d299d6f2a9c32dfd378c1adf76b928e5d9b
07 R ad99ae5a3477f606505d1d5392d1cf4cfe832068e4b939832940991fc9c2f196
root b44f3df7eda9ce704251b39d021280e3ebafbdf6d86b0ea6ec9945f3e5aba26f