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 EDUCATION DIVISION OF DAVAO OCCIDENTAL Award a ₱3.9M contract to DIGOS CONSTRAK CORPORATIONNational agencies

Transaction hash:

43a92e4e96eac4d327ee5f0365748da3789ba9df698f5218bedf49e4e6525bfd

Status:

Included and unchanged

Block:

#3,890 2,123 blocks after it

Position in block:

Transaction 1 of 6

Award day:

Sep 28, 2019 (7 yrs 1 mo ago)

From:

DEPARTMENT OF EDUCATION DIVISION OF DAVAO OCCIDENTAL

To:

DIGOS CONSTRAK CORPORATION

Value:

₱3,857,616.66

Project:

Repair

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION DIVISION OF DAVAO OCCIDENTAL

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 #3,890 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 EDUCATION DIVISION OF DAVAO OCCIDENTAL awarded it to DIGOS CONSTRAK CORPORATION on 2019-09-28.
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 43a92e4e96…525bfdnow …
2. Block Merkle root changed
stored 7ad5aa243f…a442danow …
3. Block #3890 hash changed
stored abce2769b5…6505fenow …

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

leaf 43a92e4e96eac4d327ee5f0365748da3789ba9df698f5218bedf49e4e6525bfd
01 L 132180e994993a97a30e43cc9c902944faeb8cdaf7bdc66365ed601a546aae5e
02 R 6996cd3efda54d7f251282a8845fc3bc4307ac51e55f552fb742231e64d982dc
03 R 7c9c1735b42efc46a3b6a00f171ae8f855b8d14f9509f5a48fead07407077762
root 7ad5aa243fe16ae43339996f203e46825a48281637855d61cb4ef0605aa442da