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

PHILIPPINE NATIONAL POLICE - REGION I Award a ₱4.0M contract to H. G. LOPEZ CONSTRUCTIONNational agencies

Transaction hash:

3f26e2cfb4d80f64b44a7cc3aeaf889745c2fafb3cadba2114bcf17f053ae243

Status:

Included and unchanged

Block:

#1,431 4,582 blocks after it

Position in block:

Transaction 15 of 58

Award day:

Apr 17, 2012 (14 yrs 6 mo ago)

From:

PHILIPPINE NATIONAL POLICE - REGION I

To:

H. G. LOPEZ CONSTRUCTION

Value:

₱4,045,032.13

Project:

Construction of San Gabriel MPS Bldg. (Phase 1)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE NATIONAL POLICE - REGION I

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 #1,431 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)
PHILIPPINE NATIONAL POLICE - REGION I awarded it to H. G. LOPEZ CONSTRUCTION on 2012-04-17.
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 3f26e2cfb4…3ae243now …
2. Block Merkle root changed
stored bc55f0d054…5f8d89now …
3. Block #1431 hash changed
stored c54f8e0945…051d92now …

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

leaf 3f26e2cfb4d80f64b44a7cc3aeaf889745c2fafb3cadba2114bcf17f053ae243
01 L 3ea5c64c5eb1e749f32f94fd85c3a3e32a3292daeae85ff94c5c7c27bc157ef8
02 L a3e3d22468688934966e01b3a67f7822d8125afd9f4a84f361f6201aaee58916
03 L 7606c72f3abaabc16a82fc58243299d989ea510046664d8acb868cd56238a4f1
04 L 3b08f56704558886df704a5139f200df3a897494113eb73e8662255943ed15fe
05 R b09ac9bc814a69653d9eef4b698aae61befbba5448fb3ca6dd27d7bfef2d0a86
06 R 4b59e8024bff6b33d5417ba30906e69e30c16853634bebe550d186438bcd325b
root bc55f0d054608de978d7ee63a2250b345f68cdae2b7485356cac73f3f35f8d89