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 1ST DEO Award a ₱18.8M contract to BMJ CONSTRUCTIONNational agencies

Transaction hash:

497ec8d7b7aeb64f6df3c2c4b2a1f4aef71fc1b5dbc40cfece019f00a1d0a33c

Status:

Included and unchanged

Block:

#3,011 3,002 blocks after it

Position in block:

Transaction 28 of 124

Award day:

Mar 9, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 1ST DEO

To:

BMJ CONSTRUCTION

Value:

₱18,809,363.35

Project:

17BE0028

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 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 #3,011 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 1ST DEO awarded it to BMJ CONSTRUCTION on 2017-03-09.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17BE0028: 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 2017-08-23). 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 497ec8d7b7…d0a33cnow …
2. Block Merkle root changed
stored 90840ff5e9…bd6a14now …
3. Block #3011 hash changed
stored 97cd787226…3d346fnow …

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

leaf 497ec8d7b7aeb64f6df3c2c4b2a1f4aef71fc1b5dbc40cfece019f00a1d0a33c
01 R 4a3a86a4c8251d1da91c3093d94d32f2b1cbc0b138efd0d34245dfb6597b66cd
02 R 42d4e8578667e3117298e9ab6bbd812f6236824a79107c214baa40343d7080ee
03 L 094b201c6cf8c490161785eec9488b42e3d8a2d45eda77a610e22b555373c1f1
04 L 15a793b062c3996a838a324cb10440ff83cc7bba9449e77c04a186292c123262
05 L 1a4727c65afa07b58df65c8511a154d4a12365c3b0d145a844c9fbd19ccf59d6
06 R ddb38c48e848f7f6e0183babc958accd0e337b6fa249c3b4751ad3c4c3791b3a
07 R e95f3f2fbfdc381887637315f63d504cc38b74d52e34546ce7a08e3bf3a3a008
root 90840ff5e9dc1969a1d5888be6658a3c10f971a7bded03dc0832028963bd6a14