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

PNOC EXPLORATION CORPORATION Award a ₱391.1K contract to J. TUASON - ARCHITECTURAL SERVICESNational agencies

Transaction hash:

e05ab74432ee5c402edc5b688089e6164c4549aab8ec949f4333658629e99d2b

Status:

Included and unchanged

Block:

#984 5,029 blocks after it

Position in block:

Transaction 5 of 6

Award day:

Oct 19, 2010 (16 yrs ago)

From:

PNOC EXPLORATION CORPORATION

To:

J. TUASON - ARCHITECTURAL SERVICES

Value:

₱391,050.00

Project:

Supply and installation of wall finishes for PNOC EC Building 1 second floor left wing

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PNOC EXPLORATION CORPORATION

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 #984 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)
PNOC EXPLORATION CORPORATION awarded it to J. TUASON - ARCHITECTURAL SERVICES on 2010-10-19.
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 e05ab74432…e99d2bnow …
2. Block Merkle root changed
stored 46fd0a11fe…7593ccnow …
3. Block #984 hash changed
stored 5365f708a8…73703fnow …

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 e05ab74432ee5c402edc5b688089e6164c4549aab8ec949f4333658629e99d2b
01 L dbdb2e7a46e38b53e53eac3fb5ba9adc2c6e522354215af39ac84b066cfc965b
02 R 7e75a1184b645cc10609ce5edd8023cdb17879da71558efdf4fd3d6bcf8ea703
03 L e659095cc50aef631c67e17a9fbee863c36a17438a6138073b3c8dedcd82bf74
root 46fd0a11fe5d1b1ae2801d2ae535734f8af15f481f315ca541299caf5b7593cc