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

DEPED - REGION 1 Award a ₱4.4M contract to PRODEL CONSTRUCTION & DEVELOPMENT CORP.National agencies

Transaction hash:

f3cef73662f9b083a377ff3300090c2638bb382376ba480b043f557656562ad3

Status:

Included and unchanged

Block:

#1,328 4,685 blocks after it

Position in block:

Transaction 45 of 50

Award day:

Dec 21, 2011 (14 yrs 10 mo ago)

From:

DEPED - REGION 1

To:

PRODEL CONSTRUCTION & DEVELOPMENT CORP.

Value:

₱4,419,473.12

Project:

Repair of RELC Main Building and Pavilion Comfort Rooms

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - REGION 1

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 #1,328 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)
DEPED - REGION 1 awarded it to PRODEL CONSTRUCTION & DEVELOPMENT CORP. on 2011-12-21.
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 f3cef73662…562ad3now …
2. Block Merkle root changed
stored e76ecf23f8…aec395now …
3. Block #1328 hash changed
stored 088ab83b0b…874bf4now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 49 records. Each step hashes the current value together with the sibling shown.

leaf f3cef73662f9b083a377ff3300090c2638bb382376ba480b043f557656562ad3
01 L f019d170c8eaed41dafc5782db7dfa797a5e2628dc19fe62b2d4ddf3933c2720
02 R 0c80021043da873787a0feabad48ac575c0b484b71ac1a946bb8c1af84fe8e5f
03 L 3f6d3aaee23e2cde72dba2ad909b45420d1cc35634c51893fcb85aa3893cc95e
04 L 42b822b01714cf00da5ac95077b6d18f266b51228e75c31cde92ba83ba91db77
05 R 1caee6d132f0f0f57f9ac0880e5c1009ed1ed9550a45fcce0b6e7d29944f5025
06 L a9a28e453bc11e4f0d6cd43308c442d72792049c3c7293a3872a7351642c5809
root e76ecf23f8885f389306a836a3dcc9f0999eafe96718a69bcf971dee19aec395