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 - RIZAL 1ST ED Award a ₱11.6M contract to 1C4M BUILDERS INCNational agencies

Transaction hash:

d48c43137a2c075fef66d2deaf8525cd88b91a7fa13cfa4e2aed4db51b67bd54

Status:

Included and unchanged

Block:

#4,209 1,804 blocks after it

Position in block:

Transaction 54 of 59

Award day:

Aug 31, 2020 (6 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL 1ST ED

To:

1C4M BUILDERS INC

Value:

₱11,559,371.44

Project:

20DN0183

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL 1ST ED

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 #4,209 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 "Outside Infra - GAA 2020 DA FMR", i.e. the FY2020 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 - RIZAL 1ST ED awarded it to 1C4M BUILDERS INC on 2020-08-31.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20DN0183: 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 2021-02-10). 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 d48c43137a…67bd54now …
2. Block Merkle root changed
stored 318b049fc3…f41e65now …
3. Block #4209 hash changed
stored 6a1406a9f5…d68b51now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 58 records. Each step hashes the current value together with the sibling shown.

leaf d48c43137a2c075fef66d2deaf8525cd88b91a7fa13cfa4e2aed4db51b67bd54
01 R e54ba50bf646da8e33b72dd37ac369dd6059f3fa7514f8857b2289d9dbc93f97
02 L c2911bd5b0b2e99133aa797168c137dd2b3e5950b7d900e4f05b00f58baf50fe
03 L 8c6704c715f6ffcb17e80ae9905e8b1e9e05e1c7ba28f6755865eb6d157b47d9
04 R 9a0ecff5ce7a009344472d6ca97b988ff36f1581b468397ea7d39b05e53fd630
05 L 84bd545e8cfd1a6f50904837c6132d7d04f8549eb007505121f6b76a279068c8
06 L 87688089f1fef6c8f23fffacdb76cfab82e43dcce70d609ffcafaf388fe69321
root 318b049fc33455994ea73d685a0e1e3d6c1921830d18f46b071b40f68bf41e65