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 - NUEVA VIZCAYA 1ST Award a ₱667.5K contract to MIGHTY CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

ed8e6fdb2eddae2a87cb8e8e47d210919f1302c2c3acf0b812486b7c55b78c3a

Status:

Included and unchanged

Block:

#1,520 4,493 blocks after it

Position in block:

Transaction 104 of 110

Award day:

Jul 30, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

To:

MIGHTY CONSTRUCTION AND SUPPLY

Value:

₱667,550.00

Project:

Construction of Uddiawan Multi-Purpose Building, solano, Nueva Vizcaya

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 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 #1,520 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 - NUEVA VIZCAYA 1ST awarded it to MIGHTY CONSTRUCTION AND SUPPLY on 2012-07-30.
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 ed8e6fdb2e…b78c3anow …
2. Block Merkle root changed
stored a675344411…c92a32now …
3. Block #1520 hash changed
stored 053d252a80…89ec9cnow …

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

leaf ed8e6fdb2eddae2a87cb8e8e47d210919f1302c2c3acf0b812486b7c55b78c3a
01 R f0a9cd0c6bd32bd022646fd11e900f04fd2f1d0f20a6918bd3134f9cc48b9e5f
02 R 415a038f9c8606c43f0921fc87ef453ee4f4c13d227a3da99dc179ad04f472b9
03 R e88924a59eed6797056c6fc5d9341ac96513c3c31f1259a2d2c8bbe724a5cc4e
04 L dbfde4a0f7458bddac71a9a868c7d456aee31238b4d4f3e3734ab073a270ab08
05 R 049db90537a7bf01d743e14a162a5dec2baf0716e0b99bd8aa77c644f37fabe6
06 L fc4551425919fa701202e29e2d6e03b3bc1935f7fb8e544d253ae2a90c0c4d14
07 L 40dccd814f73ae73317bde80cd050137e3ebac414937a568cdd0983f57390422
root a6753444112c0d86bb1b35c898eeb4dafa1b297850d142ea241cb8291ac92a32