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 - CEBU 4TH DEO Award a ₱4.7M contract to WORLDWIDE BUILDERSNational agencies

Transaction hash:

f4ca7fef5bc8aad98563bfbd1b50dfef9dac4c1566ab08884d84b618d1c2687a

Status:

Included and unchanged

Block:

#3,331 2,682 blocks after it

Position in block:

Transaction 387 of 407

Award day:

Feb 12, 2018 (8 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU 4TH DEO

To:

WORLDWIDE BUILDERS

Value:

₱4,697,530.80

Project:

18HG0042

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU 4TH 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 #3,331 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 2018 LP", i.e. the FY2018 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 - CEBU 4TH DEO awarded it to WORLDWIDE BUILDERS on 2018-02-12.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18HG0042: 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 2018-04-08). 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 f4ca7fef5b…c2687anow …
2. Block Merkle root changed
stored 3c57815073…88328fnow …
3. Block #3331 hash changed
stored 23b3a58528…35c294now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 406 records. Each step hashes the current value together with the sibling shown.

leaf f4ca7fef5bc8aad98563bfbd1b50dfef9dac4c1566ab08884d84b618d1c2687a
01 L f3988e4899a16bb8b9d18f92d19cdc5a35ba1223d270d6e411219d813b7b6b0a
02 L 46f0262c232c3609ef5a0139eed6b44ccd869dae629cc6d5aff0e599430261c6
03 R 203a46790d4b5db333a6605682c11d9c34d8e90772610edda0f2f458ad506d4b
04 R 7fe0cc77df551784d2df8008f092eaac13cdcee183fce3117b3c917b6d7f39c1
05 R 2850edc85d691054f36e9a3d312c7d2202b7ce743c8bbf5191583e09dbc55324
06 R ff2b951522f9c455899ca24585f8c4a070456f3ebc17ca27074271fab48e3ccf
07 R e3a4c8d27ab0cb1463adf1f59d7f1f59b6c26ab2d0fabb930214f79c309f3942
08 L 9954ad269de18241ea5c6cac37d50c2c49a44166717a276bf08af33115d35267
09 L b47993ed00ef34a39999365186485f5eb19fbbaa9bd72f20ff5211b4b99f4792
root 3c57815073431fbafd7f0237bf94e3fcf61b7ccd213a970ede721ddb9088328f