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 ₱1.2M contract to PIBS TRADING AND CONSTRUCTIONNational agencies

Transaction hash:

3c12fbbf662b73ffbb24c16f01ef24a21cf2ae2892095448d9ce6e5afd4e0426

Status:

Included and unchanged

Block:

#493 5,520 blocks after it

Position in block:

Transaction 5 of 28

Award day:

Dec 15, 2008 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

PIBS TRADING AND CONSTRUCTION

Value:

₱1,232,881.57

Project:

Construction of Bunk Houses and Toilets for the Evacuees at Munai, 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 #493 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 PIBS TRADING AND CONSTRUCTION on 2008-12-15.
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 3c12fbbf66…4e0426now …
2. Block Merkle root changed
stored 262ce27cc6…add503now …
3. Block #493 hash changed
stored c985f8f269…d1ffefnow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 27 records. Each step hashes the current value together with the sibling shown.

leaf 3c12fbbf662b73ffbb24c16f01ef24a21cf2ae2892095448d9ce6e5afd4e0426
01 L 37f54904578207143b5ebf832d02a8dd012041d4af44cc6bff817648c4e41122
02 R d2e463f029964a96cc8a1fb19d6e349210f4d500d96b8cac14636f4a19e2a230
03 L 23870e41e8824e9de33b0d9a4192a1aa23d8a6710a705c745712c9718b8b28f3
04 R e7487a5a99ba90d49701efa1d520b99712a83d1629bc9da8e2cd4f3035bcb8d9
05 R d3053144b0cd2bb9941eb23dc5562f81cbdd89ac6224c72e9d839298f47e4a85
root 262ce27cc610d77fb8cc8e151fa780a3c8dbed331070e9924bf759b932add503