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 - PTED Award a ₱1.9M contract to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:

b367d94ff39c84076ec6fbea4e001a500844f3de130753973d1c14ded80afdf6

Status:

Included and unchanged

Block:

#401 5,612 blocks after it

Position in block:

Transaction 5 of 7

Award day:

Aug 11, 2008 (18 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PTED

To:

AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION

Value:

₱1,927,225.80

Project:

Repair/Maint. of MNR. km.172+000-km.211+000 with exceptions, Villasis-Sison Section, Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PTED

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 #401 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 - PTED awarded it to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION on 2008-08-11.
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 b367d94ff3…0afdf6now …
2. Block Merkle root changed
stored 37b6aa2ca8…e6a7e6now …
3. Block #401 hash changed
stored 87110b5af9…7e09c5now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf b367d94ff39c84076ec6fbea4e001a500844f3de130753973d1c14ded80afdf6
01 L a0c4199d89a46369a97755f73a6f4a3832b1a63016971d2f82d86f4d4ee8428c
02 R 1077da6c4918766f35531ec11d9ca73fb0f037c28a3f80453de8c71e7b4e6993
03 L c0952a10c26724c1c233b7dfd89fbaec2e06de330fefa590932148c6c5d82b79
root 37b6aa2ca8ca897114539d94515352f9d6ab741082f6c36a95b92da6a7e6a7e6