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

PPA - PORT MANAGEMENT OFFICE SOUTH HARBOR Award a ₱1.2M contract to R.M. PAJIMNA BUILDERSNational agencies

Transaction hash:

ff052bf2d6fdfc122e0c0258a3f9e415a5b4a96bb94892bb5e58b1c74eee491f

Status:

Included and unchanged

Block:

#964 5,049 blocks after it

Position in block:

Transaction 31 of 32

Award day:

Sep 23, 2010 (16 yrs 1 mo ago)

From:

PPA - PORT MANAGEMENT OFFICE SOUTH HARBOR

To:

R.M. PAJIMNA BUILDERS

Value:

₱1,163,305.91

Project:

Repair of drainage system, concrete curb, gutter and asphalt overlay correction at 13th Street (front of PPATC Compound & former Day Care Center), 13th Street, South Harbor, Manila

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PPA - PORT MANAGEMENT OFFICE SOUTH HARBOR

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 #964 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)
PPA - PORT MANAGEMENT OFFICE SOUTH HARBOR awarded it to R.M. PAJIMNA BUILDERS on 2010-09-23.
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 ff052bf2d6…ee491fnow …
2. Block Merkle root changed
stored 8cb0d1a431…c32b74now …
3. Block #964 hash changed
stored 16df305a2c…1306a3now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 31 records. Each step hashes the current value together with the sibling shown.

leaf ff052bf2d6fdfc122e0c0258a3f9e415a5b4a96bb94892bb5e58b1c74eee491f
01 L fdde2364de9e018744ce417cdc59104d1a536679ecf0c8d2defb96627f1d469f
02 L d4bb27c9f57eb984d31869f05e20b66f310dbc42232561af4f371a4e431be3a5
03 L ec910d17f36cb8893d9d975f794ec1be367affbe2e606d3754695ff266477886
04 L 00103cf790cbb002efd91ea7747ca57a4f691f025e5e500c2687e7f8b4ccadd8
05 L fac96335fe1687ddc4414271f402c95c1165dece120d82f4c7394db030b660b3
root 8cb0d1a431737cd7df176259f4980a92851dd0f52443950be08cd8478cc32b74