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 ₱499.0K contract to DICHEK ENTERPRISESNational agencies

Transaction hash:

f4aa1c4deb5000f4769ac8e5e22f17a0cce9534331ce6a2dac1c994b41d7768a

Status:

Included and unchanged

Block:

#992 5,021 blocks after it

Position in block:

Transaction 25 of 29

Award day:

Oct 29, 2010 (16 yrs ago)

From:

PNOC EXPLORATION CORPORATION

To:

DICHEK ENTERPRISES

Value:

₱499,000.00

Project:

Supply and installation of side cover and flashing pre-painted with heat re-radiating membrane for Annex and Extension Building

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 #992 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 DICHEK ENTERPRISES on 2010-10-29.
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 f4aa1c4deb…d7768anow …
2. Block Merkle root changed
stored ba81dbd46a…34d1bfnow …
3. Block #992 hash changed
stored 61f2f199dd…54a78anow …

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

leaf f4aa1c4deb5000f4769ac8e5e22f17a0cce9534331ce6a2dac1c994b41d7768a
01 L e7db830226ce347092bf546f27f9845373022b91f22b2e33430a6baec0ecd294
02 R a4971e57099974fadc8f22e6dc1d6459aff5798eb65b5a8e5606a1842902786b
03 R fee2958920f3300caf7ccb1e57f41d422ce169a858b9e62e87a24273dddea283
04 L 8baeaf6b5c74e79beae283be7f6de323418d097aa7c46ab4d543cc184a41e538
05 L b9ccb0fc5692172b4b06021f4fe0b9172943910463d49af2df4e43a2f4a0ab3a
root ba81dbd46a2adeb66ed3f273f60e5f5a5bb442b3689853b2eb5b931c5a34d1bf