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 - DAVAO DEL SUR 1ST Award a ₱1.1M contract to LLM CONCRETE PRODUCTSNational agencies

Transaction hash:

e215fae8e5cd224513884ede2207f48e39401a626e406c7ec6a281e50dea99c5

Status:

Included and unchanged

Block:

#1,329 4,684 blocks after it

Position in block:

Transaction 36 of 43

Award day:

Dec 22, 2011 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 1ST

To:

LLM CONCRETE PRODUCTS

Value:

₱1,082,514.93

Project:

Construction of Multi-Purpose Building at Brgy. Ceboza, Matanao, Davao del Sur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 1ST

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 #1,329 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 - DAVAO DEL SUR 1ST awarded it to LLM CONCRETE PRODUCTS on 2011-12-22.
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 e215fae8e5…ea99c5now …
2. Block Merkle root changed
stored 135ed094c8…7bc693now …
3. Block #1329 hash changed
stored 26d491f2da…061183now …

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

leaf e215fae8e5cd224513884ede2207f48e39401a626e406c7ec6a281e50dea99c5
01 R e3def3bb6d94743071a3ff9adaa97ecec5854c7340767346153c154a4961f42e
02 R 0677a55874cdc8784ca3fa5b1881149d3fcc74361f43e45eda7ff8c5bcc917a2
03 L 3d1ef77bd94997c866cd2e9f119def3bad8ac067a3cff2082914f4014c229add
04 R 8bb42bf0a9de6d03a4bd258b19a701139541ae66b54d8ea364e874bb5409ab9b
05 R 34f4750550bba3cb38e0d50577116b431eaef5f4ec2b279291c6e39a2aaf63d0
06 L f1796d5bd3cd516209d5a6195d3b02867292c9db3801dbd80bccae2f5c87fc67
root 135ed094c840680f3ef54a924c67603bababd40a6e9e882e6f68a1bae07bc693