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 & HIGHWAYS - LDN 1ST DEO Award a ₱292.2K contract to MENJER CONSTRUCTIONNational agencies

Transaction hash:

c81d5cfdea00a040bde032fc904b74ccf985ef76a0a9d75d86fb57f1d5866805

Status:

Included and unchanged

Block:

#897 5,116 blocks after it

Position in block:

Transaction 38 of 52

Award day:

Jul 1, 2010 (16 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

MENJER CONSTRUCTION

Value:

₱292,192.93

Project:

Construction of Multi-Purpose Building at Barangay Lapinig, Kapatagan, Lanao del Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

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 #897 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 & HIGHWAYS - LDN 1ST DEO awarded it to MENJER CONSTRUCTION on 2010-07-01.
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 c81d5cfdea…866805now …
2. Block Merkle root changed
stored 365e034b9f…2714e2now …
3. Block #897 hash changed
stored c34b3d9009…1a7137now …

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 c81d5cfdea00a040bde032fc904b74ccf985ef76a0a9d75d86fb57f1d5866805
01 R cf2243aea2f0a10d5f179aa3c4bcfa2405a13d31e6808682ec1a1d2e9c7a0bf4
02 L 546bea9a9c9c14a379ad418e7039efd51501065a35c42a558c2f5d32eac2b8e8
03 L a7ca112abd857f3f98d0b8d26c86217c55a1e0c16668c75852a4ef8335725d38
04 R 6ebe893a733719d2adc65ee793258ae255a2a3e4a9f46e29e2493f035ca2b7d0
05 R 821fcc3fc94f369a2bc4ce4d8b3f1f0448e2689f44f5b266cb485c7a818f98ab
06 L 6373ad0cd7759f2e1f4815030906dff974416bab5875becaf2c82339fa7f481d
root 365e034b9f78ef7080f541e70c29e979c6b54583507cc770452b34b9892714e2