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 - SORSOGON 1ST DEO Award a ₱13.2M contract to TR CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

4e1f211c2cde20eb9e7407e79c7ba77071d2a722630b85955f9569b3848f244d

Status:

Included and unchanged

Block:

#4,235 1,778 blocks after it

Position in block:

Transaction 64 of 197

Award day:

Sep 28, 2020 (6 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SORSOGON 1ST DEO

To:

TR CONSTRUCTION CORPORATION

Value:

₱13,208,652.69

Project:

20FK0064

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SORSOGON 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 #4,235 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 DepEd BEFF", 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 - SORSOGON 1ST DEO awarded it to TR CONSTRUCTION CORPORATION on 2020-09-28.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20FK0064: 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 2021-04-06). 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 4e1f211c2c…8f244dnow …
2. Block Merkle root changed
stored 5f360433e3…c624cfnow …
3. Block #4235 hash changed
stored 0d79d0aaef…44ea7bnow …

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

leaf 4e1f211c2cde20eb9e7407e79c7ba77071d2a722630b85955f9569b3848f244d
01 R 50bf6e7ff2bd3943ad09c57a079a1c4dcdd3f97d82e7c173ee9d34047a153bc9
02 R 92d3a0261688ed62f5cac8a9553c07f82ec37a164debec9c100e9c1937b7593f
03 R 769b4aead04739bc161ac59603c0686dc7822fc7ebf6d33a979921079160ef68
04 R 9d40b6b252c243bbdf4af338dda03db8efd18b2616adb1dbe451346c1c24e68c
05 R cdeeff3857fc8e1132fde9a6a551fafa7ebc7254f4209425b7b5a6cb8d2375e2
06 R 91457a03ba2ee8d45e609622aa5d49c42e0cc83630784ab018cc9c25ccc8a903
07 L 9e296ac64f73cd972eae20c82f82fb72ed7a96d2282e2ab48d43afb6680b13ef
08 R 81cc2c57bc93b6b6135dbc150da5d0e579465ae9b75fc95dc14557bcdb62fcb3
root 5f360433e3dcec674409fbbbedb8b6b0be542e9219ae1aae66d9f79707c624cf