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 & HIGHWAYS - QUEZON CITY 1ST DEO Award a ₱2.3M contract to ALTIUS TRADING AND CONSTRUCTIONNational agencies

Transaction hash:

1d474b7cb32d8df91db1948e1f70fe476f2a7302cbb634f9125c86635b155246

Status:

Included and unchanged

Block:

#1,056 4,957 blocks after it

Position in block:

Transaction 0 of 7

Award day:

Jan 25, 2011 (15 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - QUEZON CITY 1ST DEO

To:

ALTIUS TRADING AND CONSTRUCTION

Value:

₱2,289,800.00

Project:

Repair and Rehabilitation of Classrooms/School Building at Sauyo Elem. School, Brgy. Sauyo, Q.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - QUEZON CITY 1ST 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 #1,056 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 & HIGHWAYS - QUEZON CITY 1ST DEO awarded it to ALTIUS TRADING AND CONSTRUCTION on 2011-01-25.
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 1d474b7cb3…155246now …
2. Block Merkle root changed
stored 7dde0d9b5b…351e16now …
3. Block #1056 hash changed
stored f0ca13411e…7f31denow …

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 1d474b7cb32d8df91db1948e1f70fe476f2a7302cbb634f9125c86635b155246
01 R 31b090fe613577da6ff64c4cfbcf22093a1e035deefe34b8e79d6984bda8a32e
02 R 449cc579c4ad8fd76af0bbd4138828de4ca6f57f0b5503fc2cb9fb00f97e3575
03 R d71510a01663684dcb64fefbfdcdfcb609f58326809b3a803283d4270147d302
root 7dde0d9b5be8c85c903cfde97edd79a1d4f9624c32142336cf8ea27eaa351e16