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 3RD DEO Award a ₱9.6M contract to RITZ COMMERCIALNational agencies

Transaction hash:

dc02cd37846a8095531d4a8edac2573f4e035c09fd009ab457c417ebeaf7f9e8

Status:

Included and unchanged

Block:

#830 5,183 blocks after it

Position in block:

Transaction 145 of 172

Award day:

Mar 24, 2010 (16 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

RITZ COMMERCIAL

Value:

₱9,554,242.58

Project:

Concrete Widening/Improvement (with safety devices) along Cauayan-Cabatuan Road and Junction Luna Road KO370+000-K0380+000, K0+000-K2+740, Cabatuan & Luna, Isabela

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD 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 #830 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)
The award does not say which budget line pays for it.
Not published
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 3RD DEO awarded it to RITZ COMMERCIAL on 2010-03-24.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 dc02cd3784…f7f9e8now …
2. Block Merkle root changed
stored ee6429d9f3…734456now …
3. Block #830 hash changed
stored e8e8df0de9…ed4ab8now …

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

leaf dc02cd37846a8095531d4a8edac2573f4e035c09fd009ab457c417ebeaf7f9e8
01 L dbfa4ce48c2fc066e9bb19417e60ae774833d8cd0907ef3e1afe9ed3ee7cbfac
02 R 89caf4ae27161d11c87755f6a87d10e49ab18e2ad32931d1fa2e5932e2ed17af
03 R 72065feb907e5625f8380b09373cb2957fe9c6d576148521c82fc5ccec014ac3
04 R 8c456f93611fefec2d5223b09e14a0685f53a0cce20c8766c5e7620c7b26566d
05 L c61f3812908fd741eecb223e474619b28d6636a13f21579ec4e97b08421148c0
06 R 4cffecc21c1bce00e05d0ab9c9a011dcf64b0411710a872c8641ef4f615a1483
07 R 228f7347bcfb9190933bf32b0bf665fe87e6dd0500c9612476ad12a915c452bb
08 L d49289d0ffa63f1a3fe8b03a62b1509fe574d546154c35dafb2bd35d3a26b6f7
root ee6429d9f34067e1dddbad430b8c7d4f82197e388340a7ef8fd0b4395d734456