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

CLARK DEVELOPMENT CORPORATION Award a ₱9.9M contract to PPG CONSTRUCTION CORP.National agencies

Transaction hash:

522b3fa846ed2508ff8eaa07fef8f68a6f375c530c4ecf7d3875cc00aea4d30d

Status:

Included and unchanged

Block:

#1,441 4,572 blocks after it

Position in block:

Transaction 18 of 71

Award day:

Apr 30, 2012 (14 yrs 6 mo ago)

From:

CLARK DEVELOPMENT CORPORATION

To:

PPG CONSTRUCTION CORP.

Value:

₱9,947,142.48

Project:

Construction of Three(3) Units 2- Storey Four (4) Classroom School Buildings

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CLARK DEVELOPMENT 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 #1,441 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)
CLARK DEVELOPMENT CORPORATION awarded it to PPG CONSTRUCTION CORP. on 2012-04-30.
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 522b3fa846…a4d30dnow …
2. Block Merkle root changed
stored 933b3600d7…7b6c3anow …
3. Block #1441 hash changed
stored 4b3c92abf9…77e83bnow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 70 records. Each step hashes the current value together with the sibling shown.

leaf 522b3fa846ed2508ff8eaa07fef8f68a6f375c530c4ecf7d3875cc00aea4d30d
01 R 54a63d4062c0cdb80ff3283e13ed48b5690aa0bd190a5a81a912a485e2976b5a
02 L 9912dccd590fb8b439427431ab739017c16abdbf18e5eade73ecc5061a468872
03 R fd99c391ed1f1b7c157be5c03287fee1d4ab93042f28acc9a9fdbae15182abfa
04 R 224ea8815421eadd28f5a65a9ec46e1d3f8c74da5c563f0c26aff0ae79b43b35
05 L 2c47dde146d8a3e8c2154b82b569dec5f372f3c555eeeb3620b3e869269f6249
06 R b957f506cdc3c4f49b50db8eedfc6a528b1fce4e95cca4995f394de0797ba3f9
07 R ea05b1f33bd2a25678b2bb17818b65957804ffe4aea52eaf2ca85458d26c4449
root 933b3600d79481b7ba7dde631162cded111792d2d2dc79955b50548b807b6c3a