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 - EASTERN SAMAR DEO Award a ₱21.6M contract to FRD CONSTRUCTIONNational agencies

Transaction hash:

78eeef1808a37ef27dcf1a8af10b4d4336c5568512ea03e1c3b5c2c23333d58b

Status:

Included and unchanged

Block:

#1,575 4,438 blocks after it

Position in block:

Transaction 24 of 52

Award day:

Oct 2, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

FRD CONSTRUCTION

Value:

₱21,587,386.54

Project:

12IB0080-Replacement of San Pedro Bridge along Jct. Buenavista-Lawaan-Marabut Road (20 l.m.) Quinapondan, Eastern Samar

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR 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 #1,575 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 - EASTERN SAMAR DEO awarded it to FRD CONSTRUCTION on 2012-10-02.
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 78eeef1808…33d58bnow …
2. Block Merkle root changed
stored 1acba33b45…229880now …
3. Block #1575 hash changed
stored e86b9ea349…d95f87now …

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

leaf 78eeef1808a37ef27dcf1a8af10b4d4336c5568512ea03e1c3b5c2c23333d58b
01 R 81a177c8a2c6696808e5bcbc978c261dfa1d139d51816b03738b587af83b1c2f
02 R 7e740e012472446e07e3fb0f4e4814c9f59f4d41d356a16d327bf108ad265629
03 R 4364d0b4615c94bf6a93402fb7b6196c285620ea0a4e64650ca8d14c1d9874f2
04 L b89bf392bacccdac03e3a22723088afc06b44961c8a60763e408c100a3ba8d38
05 L 1e5716d68e9862f448ad3129b191e1a803f850353d3bee3e640b532e895e254d
06 R 44f38a19736d1414da1977307ec4d20abcfb2493187a3cfdd7f2bdb40b788457
root 1acba33b455dea5ac723f8495baee0b9361a9be94e8ef9e8e0ee57cffd229880