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 - LANAO DEL NORTE 2N Award a ₱1.9M contract to ALFAHAD BUILDERS AND ENTERPRISESNational agencies

Transaction hash:

2c0f60314ecb2f024872fcdf3446aca287b92d6736932e7cb41ca91767288790

Status:

Included and unchanged

Block:

#2,992 3,021 blocks after it

Position in block:

Transaction 31 of 237

Award day:

Feb 15, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 2N

To:

ALFAHAD BUILDERS AND ENTERPRISES

Value:

₱1,901,199.97

Project:

17KF0009

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 2N

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 #2,992 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 - LANAO DEL NORTE 2N awarded it to ALFAHAD BUILDERS AND ENTERPRISES on 2017-02-15.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17KF0009: 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 2017-05-03). 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 2c0f60314e…288790now …
2. Block Merkle root changed
stored 096ecce4d4…31c643now …
3. Block #2992 hash changed
stored f0049fbf53…3d7a8fnow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 236 records. Each step hashes the current value together with the sibling shown.

leaf 2c0f60314ecb2f024872fcdf3446aca287b92d6736932e7cb41ca91767288790
01 L 2aef6f1abcf59c5b1a9866a904ecd72af61baa389bdfc29b0bc761ae75eac9bc
02 L 111b6fbf2038507ac69e3811f72d82a4519052c7bc1159a4fa57ad5edb097f3f
03 L 1f6bb0ab2b158ca4ff3a8507a7fa006c9be5e42ced8e40a8cb21da205f37821f
04 L 9c31a1334b16fd8fb4e5ffc52e71e3aade7fd8b36f977da05863b8749be1096b
05 L b4ff2f5efc65bfaf9c21b24a48235a19c17c08945b2eb0618ed345f2485147b1
06 R ab6bc43c44af6ed8305cdc42eb0d94d50978638ad2bc8c5a72992bd5d8b31ece
07 R ae2aae3f151bf1710191cef3835e507d41c5048f7a0d5e50ca715c9a83f19957
08 R c2b6a37d9a02c06bd9cd62a917f221da982cf30325c6ff9a5cdc6d878de39884
root 096ecce4d4008e9ffd7448d4872a56f697580fb45cc9c97b1dc1f4907131c643