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 - QUEZON 2ND ED Award a ₱3.0M contract to L.A. CLAMOR CONSTRUCTIONNational agencies

Transaction hash:

e7e2ee4b888198aa3df0fb5a837462d9e20433c8d45cd18be4f66a277bd6d499

Status:

Included and unchanged

Block:

#1,294 4,719 blocks after it

Position in block:

Transaction 65 of 73

Award day:

Nov 14, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

L.A. CLAMOR CONSTRUCTION

Value:

₱2,955,368.90

Project:

Repair/MAintenance of Balubal Revetment Wall, Sariaya,Quezon

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

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 #1,294 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 - QUEZON 2ND ED awarded it to L.A. CLAMOR CONSTRUCTION on 2011-11-14.
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 e7e2ee4b88…d6d499now …
2. Block Merkle root changed
stored 51c74dfca9…5cfbf2now …
3. Block #1294 hash changed
stored 56308475d5…e46d81now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 72 records. Each step hashes the current value together with the sibling shown.

leaf e7e2ee4b888198aa3df0fb5a837462d9e20433c8d45cd18be4f66a277bd6d499
01 L e042ee8b7242499041c26dc3d0e3c4a9ec1a1fed16faa03a8a4c144b557465cb
02 R 2d97ec619bb2dae100814a60d755f57c91e6e8a1069903184299ef7b29369da0
03 R 198a21a47a6a50be6edd6990b085cd16b399d8362670393180ff5004fbfc64c6
04 R efead2ac9309d098e7289e9ef4fb7469fbcbe07ddaf20b0fec94667b7a8c8a91
05 R 882dc8b320061f020e2839a8d16f6c08cbdbfe815e074c122b4caa8f9c5e52af
06 R d417a588fe2a8017e0a8e0b75b3f9fbd73b0c10dab3d7fa9a1a2793ed9579f0a
07 L abf2938cd49c2ac1ee4579b88d56d3638bf915ead56215223c7a453f30701f12
root 51c74dfca97cfe2b25e68e702492f9eb652ae50935a7e21700cd5eff2f5cfbf2