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 - COMPOSTELA VALLEY Award a ₱3.5M contract to LLM CONCRETE PRODUCTSNational agencies

Transaction hash:

f084e8d87b7d66872bd91b7d76518c12ed20be0687bf020c0bf09590893be86a

Status:

Included and unchanged

Block:

#1,562 4,451 blocks after it

Position in block:

Transaction 43 of 51

Award day:

Sep 17, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COMPOSTELA VALLEY

To:

LLM CONCRETE PRODUCTS

Value:

₱3,460,719.33

Project:

Const./Completion of Multi-Purpose Bldg. at a. Municipality of Compostela, b. Brgy. Mangayon, Compostela, c. Brgy. Poblacion Compostela, Comval Province

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COMPOSTELA VALLEY

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 #1,562 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 - COMPOSTELA VALLEY awarded it to LLM CONCRETE PRODUCTS on 2012-09-17.
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 f084e8d87b…3be86anow …
2. Block Merkle root changed
stored 13fca5c5e8…2e7aa1now …
3. Block #1562 hash changed
stored 2705a0384d…9f9cb1now …

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 f084e8d87b7d66872bd91b7d76518c12ed20be0687bf020c0bf09590893be86a
01 L e3fdc37fcae3d311c4811517ba9e6e6bd103ecba579f20b684ad94373935b388
02 L f29455ea1d5fd4983cbd6ed8f3f43651d1ad6dda69d21b308d0534342cf73021
03 R 8cffefa9b8a968bc6925091f4037fba6d4ab617e33ecc21e9be16efa139c57db
04 L 2a0961d85112ae8acf60142d5c766a117cf6d08ac9d10c6e0e3d72991274fe19
05 R d4f646236b22743a8c32e9bd217e1fb4b1d910cbe48ce7d953938b5be6a837a0
06 L 686ce54cc9d87174e1fe12ad92236645ecb89b510012eb2d06a50abd7a03218b
root 13fca5c5e848bcd6832e063fe3cc3075ca53db1eb93f2019e1b823d27e2e7aa1