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 - DIVISION OF CAMARINES NORTE Award a ₱2.6M contract to BULLET CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies

Transaction hash:

614fbb48dcdc498bb5bf587b56f1148e03dfd975c89b5ecfc1b6c711efa37fe8

Status:

Included and unchanged

Block:

#1,173 4,840 blocks after it

Position in block:

Transaction 23 of 50

Award day:

Jun 22, 2011 (15 yrs 4 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES NORTE

To:

BULLET CONSTRUCTION & CONSTRUCTION SUPPLY

Value:

₱2,563,016.21

Project:

Construction of School Building under Basic Educational Facilities Fund (Lot 7)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES NORTE

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 #1,173 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 - DIVISION OF CAMARINES NORTE awarded it to BULLET CONSTRUCTION & CONSTRUCTION SUPPLY on 2011-06-22.
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 614fbb48dc…a37fe8now …
2. Block Merkle root changed
stored af648adbbf…039be4now …
3. Block #1173 hash changed
stored 83b0c4f829…4fe768now …

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 614fbb48dcdc498bb5bf587b56f1148e03dfd975c89b5ecfc1b6c711efa37fe8
01 L 60b528ef2329c405a8b14b00bb09df0b351484bbd73fc136c4bc5f1ec981be64
02 L 61764fb5b44f65c301001d0e3f88a0f6a8df16b20741ee783bf0ae861ff10c52
03 L 4b77f82733eab91b73f33e50694f3323d1b8e6ae66b2d5ba08b8b7d9f94b2c1e
04 R ea57cac637f9a129bb1498e71410d8fc87f6d379a1e85936e38335874eb8a75f
05 L ea00ec698181422e58d53e2c3ec8bffbc7bb521137bc1ce660238b7474afa731
06 R 020cfbd7ea13f2c5f012be9b0f15350880684d6639ea6f3d5cf13d85abdaeabc
root af648adbbfc13eb85b6d75ab3f102cd1c0aa1b2823419d9ae99a2a2a88039be4