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

PHILIPPINE PORTS AUTHORITY - PMO LEGAZPI Award a ₱677.2K contract to IMS CONSTRUCTIONNational agencies

Transaction hash:

df1d9c63cf6610ce26fb54e26f3746465d97f16fb774a10d71f81d1bbe6eed8e

Status:

Included and unchanged

Block:

#1,036 4,977 blocks after it

Position in block:

Transaction 46 of 56

Award day:

Dec 28, 2010 (15 yrs 10 mo ago)

From:

PHILIPPINE PORTS AUTHORITY - PMO LEGAZPI

To:

IMS CONSTRUCTION

Value:

₱677,196.80

Project:

Maintenance of Physical Port Facilities at Port of Pasacao, Camarines Sur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY - PMO LEGAZPI

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 #1,036 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)
PHILIPPINE PORTS AUTHORITY - PMO LEGAZPI awarded it to IMS CONSTRUCTION on 2010-12-28.
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 df1d9c63cf…6eed8enow …
2. Block Merkle root changed
stored c2420ac0e9…1944eenow …
3. Block #1036 hash changed
stored d7677a0cfa…d080f2now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 55 records. Each step hashes the current value together with the sibling shown.

leaf df1d9c63cf6610ce26fb54e26f3746465d97f16fb774a10d71f81d1bbe6eed8e
01 R e89f4ef0e809febf5b7d57ebc4a175dfb81f2ae19d5e532869298cd7b92f7721
02 L 2cb4984dfb7b1e37b5224f3d40f3fbde3b3e3b5e0821c9161f3ac7d4c092a297
03 L 928e4e9dc1c2c0e15dffd0e4dac0e58c7f3bbb7f90b588600f907c10e54be123
04 L 41bc6adf3a2c357b960074782c456663fbd5ecdf9ea4f6c1b1b0bfba3bf58d2b
05 R f7872ef317c0e1570ca6e0679158e56efd756d3e258c41d32c0ffa296392d48a
06 L 907b03aedbf4682bcb09ae69a21361fa012ea31c3423224a94c75ad6a5adba45
root c2420ac0e92eb21ffee5e39ee29a5ea0e325ade2d9afba750ba23faf781944ee