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

CITY OF ISLAND GARDEN OF SAMAL, DAVAO DEL NORTE Award a ₱905.1K contract to MINDANAO CONSTRUCTION SERVICES & LAND DEVELOPMENT CORPORATIONCities

Transaction hash:

cfa6314f9934d458bb9dcc28c844ccbbec6b7d7501c7b1c3d97caf924f650476

Status:

Included and unchanged

Block:

#910 5,103 blocks after it

Position in block:

Transaction 10 of 13

Award day:

Jul 20, 2010 (16 yrs 3 mo ago)

From:

CITY OF ISLAND GARDEN OF SAMAL, DAVAO DEL NORTE

To:

MINDANAO CONSTRUCTION SERVICES & LAND DEVELOPMENT CORPORATION

Value:

₱905,141.65

Project:

Completion of Covered Court with Stage at Mambago-B, Babak District

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF ISLAND GARDEN OF SAMAL, DAVAO DEL NORTE

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 #910 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)
CITY OF ISLAND GARDEN OF SAMAL, DAVAO DEL NORTE awarded it to MINDANAO CONSTRUCTION SERVICES & LAND DEVELOPMENT CORPORATION on 2010-07-20.
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 cfa6314f99…650476now …
2. Block Merkle root changed
stored 3af027c555…a8cc58now …
3. Block #910 hash changed
stored 1aad16c8de…8ca277now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.

leaf cfa6314f9934d458bb9dcc28c844ccbbec6b7d7501c7b1c3d97caf924f650476
01 R d046918a4723c5612aea34a7750bb16193a23acbc051bb783bf37fd7b18def73
02 L d7ae6b9ffe101098a736299c9aec9d54fdd50dd652c104cdf93162f2610a1044
03 R ce83d1d496f71c277e8d7334a061f201ed5f8b3c74e1e34db62feec73b445358
04 L 6b138b855bb3db679a606453695ac8e26499205b5819cae8555e9aae69ae1377
root 3af027c555ffb1a3ee330cd05975b9b55bfd242838082140865475fb4ea8cc58