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 - SOUTHERN MINDORO D Award a ₱1.9M contract to MADSAM ENTERPRISESNational agencies

Transaction hash:

a9bdfd4c308f38b5a94cb734eb7895b81293b1b368f325d021d535bbe2242fe9

Status:

Included and unchanged

Block:

#5,147 866 blocks after it

Position in block:

Transaction 310 of 487

Award day:

May 8, 2023 (3 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN MINDORO D

To:

MADSAM ENTERPRISES

Value:

₱1,944,401.85

Project:

23EI0062 – Construction(Completion) of Multi-Purpo

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN MINDORO D

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 #5,147 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 2023 CSSP", i.e. the FY2023 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 - SOUTHERN MINDORO D awarded it to MADSAM ENTERPRISES on 2023-05-08.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 23EI0062: 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 2023-08-15). 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 a9bdfd4c30…242fe9now …
2. Block Merkle root changed
stored 72f68c9478…b4dac7now …
3. Block #5147 hash changed
stored 253b8af2bd…c5d05cnow …

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

leaf a9bdfd4c308f38b5a94cb734eb7895b81293b1b368f325d021d535bbe2242fe9
01 R aa50e7d25b5cef79c1415c5ff1c97fcc1b52206c61229a7d8e8614c0a77a65ef
02 L cc7fe073a62edf4ed230ec677222ca5c318681e99fa2e2d0be5ce72a77416d63
03 L 06b0ee55dbba233fd039406c36798ac8725e8b424471bd057ffdabed32465083
04 R e959f1374ecd2529e7921ea19651a0ae918cdc56fe1131acf1723962fe224ff7
05 L 7d56b27e5b5ca18d8feb8b6d1ba1c5bd3e62a4d1ee8828b54e4842fa6b8b5a09
06 L 962e2a11fd476f6adb96fa2036f9d2348e633d9e5a344345f4b89afe0c33054a
07 R da21deda131eee6a0f3abf811490c6d5cd41afc21a982a237b83518a754a3c5b
08 R 6a662a55dde624adaa4592a55cc8d0ba595b9be7a66ddc9b4d0c34917d611428
09 L 9a4299424b5ff257b66478d6b7f1636768b8bd4a3eccb96256f4808e5c9dccf1
root 72f68c94789a3829a5f7a6d87e17edf4d89ae5abd4d06977fddcd08852b4dac7