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

DON MARIANO MARCOS MEMORIAL STATE UNIVERSITY - BACNOTAN Award a ₱10.0M contract to SELLINE ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:

cb1f09e81e07b4e9651c3c8cb6e52f2da7bff9019d853f0d378023fdbd4bc6fe

Status:

Included and unchanged

Block:

#4,098 1,915 blocks after it

Position in block:

Transaction 45 of 51

Award day:

May 6, 2020 (6 yrs 6 mo ago)

From:

DON MARIANO MARCOS MEMORIAL STATE UNIVERSITY - BACNOTAN

To:

SELLINE ENGINEERING AND CONSTRUCTION

Value:

₱9,977,014.66

Project:

Rehabilitation of DPERF Administration

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DON MARIANO MARCOS MEMORIAL STATE UNIVERSITY - BACNOTAN

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 #4,098 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)
DON MARIANO MARCOS MEMORIAL STATE UNIVERSITY - BACNOTAN awarded it to SELLINE ENGINEERING AND CONSTRUCTION on 2020-05-06.
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 cb1f09e81e…4bc6fenow …
2. Block Merkle root changed
stored fe9af598d0…c9ef33now …
3. Block #4098 hash changed
stored 8f1efe9aa8…e4960dnow …

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

leaf cb1f09e81e07b4e9651c3c8cb6e52f2da7bff9019d853f0d378023fdbd4bc6fe
01 L c1c67c7eeda3a44a77963ef1664a2678a7c563f25dc8a1a5ada93704fbe8c9cf
02 R 1e376d51efb7c32405b8c339fdf7abef4a7868d53508580287bf9f34904ce64b
03 L 2f54cd9493f5fbfdd1c7ee140451a6fc9d3acb10797b18e89b0cfaeb93c69b6d
04 L e17b8b237fd8617d950a1d3093385f059fcb0941e3d0747b6f9b894c01d05b02
05 R 71faca51d044776d825d5a44c7fb346cc2bdc7305431175b0d3e06a4189909e4
06 L d32023b03552be1a6314fab841b13035de358b89f345b2aced28872ce3d0a9f9
root fe9af598d0910cf65fb695b1f76610baf44beed4c72d2315e7fa716c7ac9ef33