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 - ISABELA 2ND DEO Award a ₱940.4K contract to SMT CONSTRUCTIONNational agencies

Transaction hash:

12fd2be3fd3da4c46bc393e684a784f1484df75cb0dc19fa599b93a9d278bacf

Status:

Included and unchanged

Block:

#2,966 3,047 blocks after it

Position in block:

Transaction 7 of 119

Award day:

Jan 19, 2017 (9 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

SMT CONSTRUCTION

Value:

₱940,446.96

Project:

17BF0016

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND 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 #2,966 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)
DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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 - ISABELA 2ND DEO awarded it to SMT CONSTRUCTION on 2017-01-19.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17BF0016: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-04-15). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 12fd2be3fd…78bacfnow …
2. Block Merkle root changed
stored cd60e9b353…7fb3b4now …
3. Block #2966 hash changed
stored f3d58b3ce2…49d0ccnow …

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

leaf 12fd2be3fd3da4c46bc393e684a784f1484df75cb0dc19fa599b93a9d278bacf
01 L 12a0930facfd883c5f4cdf95067dbd862cc4a1fc80f6db51243343abce0c32db
02 L d82faa67db53a8d5431dac318ae992032a51e97b9870ec96b98251c7f5f340ad
03 L 6bcafbcf4583e851a7f3acc1c68e550774957d2580d500b45db8f6124c8274ec
04 R cebacb3f77e47acd2f71fabddef7c6a7b8033daab69abad164ad3cfea3b3de8f
05 R facd9d4b9a3b9dfd062e15a45f6d268e5cb03203183c3e0776c227c023ff2567
06 R dd07c77d5c01adedd50369b867964419a36062c2b8b2b682fc162354c71f38d9
07 R b68b095bd4f0a7f1d82bd37908f8cc916100c993ea4f1b278615025fbad24e18
root cd60e9b353a27ae385bca3d0cd0712002624cf804f42e0b72b75bdeb847fb3b4