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

DEPARO HIGH SCHOOL Award a ₱205.1K contract to MYLINGAD MAINTENANCE SERVICESNational agencies

Transaction hash:

5b31ce13df2e89a3c3d8e97d2d11e13e3d8883fef12072d53e92c1e2fe8a70c3

Status:

Included and unchanged

Block:

#2,813 3,200 blocks after it

Position in block:

Transaction 43 of 128

Award day:

Aug 5, 2016 (10 yrs 3 mo ago)

From:

DEPARO HIGH SCHOOL

To:

MYLINGAD MAINTENANCE SERVICES

Value:

₱205,059.25

Project:

DEPARO HIGH SCHOOL

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARO HIGH SCHOOL

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 #2,813 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)
DEPARO HIGH SCHOOL awarded it to MYLINGAD MAINTENANCE SERVICES on 2016-08-05.
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 5b31ce13df…8a70c3now …
2. Block Merkle root changed
stored e1f2b872b4…52230enow …
3. Block #2813 hash changed
stored 789290ae27…61c88dnow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 127 records. Each step hashes the current value together with the sibling shown.

leaf 5b31ce13df2e89a3c3d8e97d2d11e13e3d8883fef12072d53e92c1e2fe8a70c3
01 L 5a5a07c4eb4293e8b2e7db06c2f30c1d9c1c0ca1ca3323e982510fca6269f2d3
02 L a80685f6d88d3db3e30fe542b19b0077b7a862a6358cbe3a8b05517a4d5e4b53
03 R f6babcf9e59d8cd6e8b1c4b6398bffbd43dff0025f84a8486d1fb423de3bb731
04 L b61a1a29ce9998ce3e8bb521574eb952b7c651960b8fff79cf409f765fb96f89
05 R 083fc06be33a0d7b1e5eacf5920830b5277b09dcd9b7f544dfda014f531c2905
06 L 287d5b5d44346d77128f7f63e2ff20db58a4fad26a5cabc2e47cf45381ed2798
07 R 58022cc314e145556158d9e33508c0cc797e76a7f15cb5459e57ce7abeb83ecd
root e1f2b872b4529748049b807f18a5555f7f70708f3c0f9c0b8a1ac8fbe752230e