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 PUERTO PRINCESA Award a ₱21.5M contract to J.C. PIÑON CONSTRUCTION INC.National agencies

Transaction hash:

f6c25ff67a8e611cf0d84f778aa7c062345357ce76a0decf757f5c2e235525c7

Status:

Included and unchanged

Block:

#981 5,032 blocks after it

Position in block:

Transaction 11 of 12

Award day:

Oct 14, 2010 (16 yrs 1 mo ago)

From:

PHILIPPINE PORTS AUTHORITY - PMO PUERTO PRINCESA

To:

J.C. PIÑON CONSTRUCTION INC.

Value:

₱21,484,657.01

Project:

REPAIR OF R.C. PLATFORM'S DECK/SLAB, PORT OF PUERTO PRINCESA, PALAWAN

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE PORTS AUTHORITY - PMO PUERTO PRINCESA

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 #981 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 PUERTO PRINCESA awarded it to J.C. PIÑON CONSTRUCTION INC. on 2010-10-14.
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 f6c25ff67a…5525c7now …
2. Block Merkle root changed
stored 6ea4915ecf…676accnow …
3. Block #981 hash changed
stored be705c20d1…3226b0now …

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

leaf f6c25ff67a8e611cf0d84f778aa7c062345357ce76a0decf757f5c2e235525c7
01 L 9e9221a80c909c12369b50b8c52270e02e7db0c696e7ab993ecd42bb1044bca6
02 L b201a5111ab24fde8c2ca9886371c037d26178a5bfdff1abb58cbcc09ea0fbf6
03 R cc18fadb6b56658cfb3eacb9b4e68aea824e2280df57402532218a06f95477a4
04 L cc5a817386c08cdd2f0b6af508141cc926368aed548fa437565f845c6feb9c03
root 6ea4915ecf60366c052c26db3bf68fdd3a28fc4ff7cac4a9b8f1e8c30d676acc