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

UNIVERSITY OF THE PHILIPPINES - LOS BAÑOS Award a ₱2.4M contract to A.V CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

e3b2e34accd83cf8a8b2937b92601266d3de120cd572aa017d5c6d7d1744ce82

Status:

Included and unchanged

Block:

#1,267 4,746 blocks after it

Position in block:

Transaction 48 of 57

Award day:

Oct 13, 2011 (15 yrs 1 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES - LOS BAÑOS

To:

A.V CONSTRUCTION & SUPPLY

Value:

₱2,390,922.17

Project:

UPLB-IF-004-11 CONSTRUCTION OF PROPOSED EXTENSION OF CE ANNEX BUILDING AND NEW ROOM

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

UNIVERSITY OF THE PHILIPPINES - LOS BAÑOS

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 #1,267 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)
UNIVERSITY OF THE PHILIPPINES - LOS BAÑOS awarded it to A.V CONSTRUCTION & SUPPLY on 2011-10-13.
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 e3b2e34acc…44ce82now …
2. Block Merkle root changed
stored f0a515c709…2225cdnow …
3. Block #1267 hash changed
stored 02fbc863e1…893669now …

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

leaf e3b2e34accd83cf8a8b2937b92601266d3de120cd572aa017d5c6d7d1744ce82
01 R e707a69540e7f5030c5a8322b8e11488cf8746e2975ba2b2ec53936bed8f87b3
02 R 2dd6ce77fafd93f2ef29ee437ef5a6171b72fd9997d72b83397fd2609a309108
03 R 3fb974c66924fb03e96027881fec027368463916dc3d7998afdaec324d275829
04 R 55ebe78094b65aa637f4b132700d3caabd38959d0994a8ac64a60b3d6e2b4ff1
05 L f77925dcd7d71f269137578b6ef91468114e38587c91cb3ea0184273b9933e7f
06 L f6ae69ac040d580d6ee5dbd6aa2e44e7d56e5c481f9532cb7531f539cbd6e0fd
root f0a515c7098b4187f794bb805aa477e047216054b4823dafb1dd05650a2225cd