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 ORIENTAL 1ST Award a ₱1.9M contract to RC TROCIO BUILDERS AND CONSTRUCTION SUPPLYNational agencies

Transaction hash:

b7403b0ff780451de219585f1468b4c8aa4545dbf7266485d67b4581a69e6f03

Status:

Included and unchanged

Block:

#1,286 4,727 blocks after it

Position in block:

Transaction 35 of 42

Award day:

Nov 4, 2011 (15 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 1ST

To:

RC TROCIO BUILDERS AND CONSTRUCTION SUPPLY

Value:

₱1,906,426.95

Project:

(11LF0035) Rehabilitation of Barangay Road, Barangay Guza, Manay, Davao Oriental

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 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 #1,286 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 ORIENTAL 1ST awarded it to RC TROCIO BUILDERS AND CONSTRUCTION SUPPLY on 2011-11-04.
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 b7403b0ff7…9e6f03now …
2. Block Merkle root changed
stored 5920414142…5cb7dbnow …
3. Block #1286 hash changed
stored 2bbd04bd3e…8bcb3dnow …

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

leaf b7403b0ff780451de219585f1468b4c8aa4545dbf7266485d67b4581a69e6f03
01 L b493d300fb870087a0ab8ad49ef666cc80f0e144b900493cd83213a03065f940
02 L a16b382dca3dd7df514586fc6ca7e43c690d7b944589684508627ed9aa9bd57d
03 R ea573580a08a422664b499d14e83d80f6ce1c18d30bc7cd9179f1adf0a980c53
04 R a179e88e1a70cf5601219545e12363ede049356dc5c83069ba1fee624aed14c8
05 R b18bb82bc7f231332b15e04643513aa9c9c9f49b10c0411abc42acd0b289f0f4
06 L 5b95d91b4774c579f9da179ed9e2d60899b5cb6445cd0707e0b059f4001f7743
root 592041414255d574599b15b52895279d124a050abce74376afb4ef8ce85cb7db