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

DEPARTMENT OF EDUCATION - REGION 3 Award a ₱875.1K contract to ALLEN CONSTRUCTIONNational agencies

Transaction hash:

656fe488b2124c9d55c31b4d99aa85e55cb3ad560332a80c8dc48b9fbae10b75

Status:

Included and unchanged

Block:

#2,146 3,867 blocks after it

Position in block:

Transaction 42 of 88

Award day:

Aug 5, 2014 (12 yrs 3 mo ago)

From:

DEPARTMENT OF EDUCATION - REGION 3

To:

ALLEN CONSTRUCTION

Value:

₱875,120.86

Project:

MUNOZ CITY

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - REGION 3

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 #2,146 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)
DEPARTMENT OF EDUCATION - REGION 3 awarded it to ALLEN CONSTRUCTION on 2014-08-05.
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 656fe488b2…e10b75now …
2. Block Merkle root changed
stored 869507c522…ba3708now …
3. Block #2146 hash changed
stored dd4b7134e8…2bf2eanow …

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

leaf 656fe488b2124c9d55c31b4d99aa85e55cb3ad560332a80c8dc48b9fbae10b75
01 R 683da640d1627ee138c33fa7753758c161fc760759b31e38908cd2eb817de5fc
02 L 193fe322a3ca7ea1fde89b0504feff1f5c714b8d90d1ea72b91a858837160a3f
03 R 62771962e0cceac0900d92cb0df2a7528d215edbe61b41710dd62166da63d6ac
04 L 02fd16212ea14677c2297ee523187c350fb89d761fbb2f0e459d15120a6fabf1
05 R a759c453f43e22eef0efcece9cf5ae5d054f65973b1fc18c584260676e8ae6d1
06 L 371d0aac26547d90d49a94bc51d939b9353577243568cf54c10546bd7bdddb7f
07 R 578b597f338f5c4842b02f95f0ac6d0db59afc62422c321eada67a1e3aea70b9
root 869507c522a2109597f25daa310e25c6fdc2b280b9084c8cb257bb7c7bba3708