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 ECONOMIC ZONE AUTHORITY(PEZA) Award a ₱2.4M contract to SOCOR CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

207a05ab52dfcb6c7063b24dbab8b86a844810732ef54f395e2a1a11ec144284

Status:

Included and unchanged

Block:

#100 5,913 blocks after it

Position in block:

Transaction 2 of 9

Award day:

May 15, 2007 (19 yrs 5 mo ago)

From:

PHILIPPINE ECONOMIC ZONE AUTHORITY(PEZA)

To:

SOCOR CONSTRUCTION CORPORATION

Value:

₱2,413,010.00

Project:

Asphalt Overlay on Main Avenue at Cavite Economic Zone

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE ECONOMIC ZONE AUTHORITY(PEZA)

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 #100 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 ECONOMIC ZONE AUTHORITY(PEZA) awarded it to SOCOR CONSTRUCTION CORPORATION on 2007-05-15.
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 207a05ab52…144284now …
2. Block Merkle root changed
stored 6603a69758…f0c930now …
3. Block #100 hash changed
stored d339a0ed06…ef1315now …

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

leaf 207a05ab52dfcb6c7063b24dbab8b86a844810732ef54f395e2a1a11ec144284
01 R 2fc8c3669c136f1db2d8e915cb8e12670a684d9da87fef0b33b4051d85335323
02 L d784932d96272e4b0ba0d9e694eed1bba2edaa5826939a2a90a192ee3a31cad6
03 R 95e13959a392853b2cfbba00424691fa701cac485f67b1613cbfefa6f7f9e587
04 R a7a3cbc3171c474cddeb96847c69884b9058c975b7219fd9ed0d808e29d494ce
root 6603a69758a92d7279149bd0dafcdd22e9ffc11ab74a245396ef9b3ed7f0c930