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

NORTHWEST SAMAR STATE UNIVERSITY Award a ₱2.9M contract to R.V. CONSTRUCTIONNational agencies

Transaction hash:

4462152751092bbca317400a64067d32cabb0ca4801349f6cb58c663a888a916

Status:

Included and unchanged

Block:

#1,477 4,536 blocks after it

Position in block:

Transaction 22 of 52

Award day:

Jun 11, 2012 (14 yrs 5 mo ago)

From:

NORTHWEST SAMAR STATE UNIVERSITY

To:

R.V. CONSTRUCTION

Value:

₱2,877,968.44

Project:

Renovation of Bagong Lipunan Building (Agri-Tourism Building)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NORTHWEST SAMAR STATE UNIVERSITY

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 #1,477 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)
NORTHWEST SAMAR STATE UNIVERSITY awarded it to R.V. CONSTRUCTION on 2012-06-11.
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 4462152751…88a916now …
2. Block Merkle root changed
stored cb488a95ab…6fa77bnow …
3. Block #1477 hash changed
stored 74c83195d2…615b6enow …

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

leaf 4462152751092bbca317400a64067d32cabb0ca4801349f6cb58c663a888a916
01 R 450643806b6134018d623320f8070c7545a7020b685e0c69f21c3825e509083d
02 L 46ed2b34990250ba2b313ba9cc0da3f2acc0fa0f683234b4a57a72442bceeae8
03 L 2f2217584167252aae9a771853a0deff5fcf0f9d048924ac3bf0f1bf026683ed
04 R acc93ce573c20489b355f7b7caae647f866d47d91c8f97fda71683b05fe20e62
05 L 39b36fca34c1861484c51b706c3fda52b3f785cfcd47364d88f431668804b242
06 R 259ab4e901999cf623e4dd2b941c8172e788610f79ae83c54f8b97ba9ee7a7a6
root cb488a95ab46db1a0275f3745157360fc10784d16d293df1d8765077f76fa77b