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 - BATANGAS IV DEO Award a ₱4.8M contract to MGDJ CONSTRUCTIONNational agencies

Transaction hash:

3ff7b10a400d8064fb3e4e51c684ba24c94c98e7adfb982ac9ee810e71795f33

Status:

Included and unchanged

Block:

#3,342 2,671 blocks after it

Position in block:

Transaction 123 of 453

Award day:

Feb 23, 2018 (8 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO

To:

MGDJ CONSTRUCTION

Value:

₱4,801,500.00

Project:

18DD0144

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV 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 #3,342 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 "Regular Infra - GAA 2018 LP", i.e. the FY2018 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 - BATANGAS IV DEO awarded it to MGDJ CONSTRUCTION on 2018-02-23.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18DD0144: 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 2018-07-09). 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 3ff7b10a40…795f33now …
2. Block Merkle root changed
stored 718afafae9…ef195fnow …
3. Block #3342 hash changed
stored 043ae7ee1d…50a068now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 452 records. Each step hashes the current value together with the sibling shown.

leaf 3ff7b10a400d8064fb3e4e51c684ba24c94c98e7adfb982ac9ee810e71795f33
01 L 3fc10845c0dac734b66b8e087f5c9ff289830a1763beb3f52e2c0c92223f7031
02 L 72c22efea5cdf300c64e66031cbd48ae74bd110ec16bf539229b132dd83e32c0
03 R 3126a7c71d693397a630d86ff4009a19d008f68fbfa7e80f03089e5762e51fa3
04 L df94aa58a039414d119edfde35051b7ce311e896421bf4cfb0161206e39acf39
05 L 23ca50c605e7dc6963e56d77c2cc2f39edc43d1f266ba7c64a8ef6d4ba2e1192
06 L fb2e659d73906b71a9363e98285508a7d40f8f5c4713bba137a22026935a3766
07 L 4ebbc85482eba07830ec8ab58eb0b9fbdf16789dd133b0718de4c131aaace642
08 R b51a69c4db70d1d6723b374c1dcd7176b8ab1e1b4141d53f6b326a4bf2a16037
09 R 454fe1e88a30b26e7f8821300920beb2919bbe849ba5234ed7980a8106de3626
root 718afafae925f66d41253200dc8aab1e616abe24de374269c48458e6baef195f