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

BARANGAY BURGOS, MAYORGA, LEYTE Award a ₱199.0K contract to BLACK NAZARENE BUILDERS AND ENTERPRISESBarangays

Transaction hash:

3a4e201f113ebc4da69aa9beaec5d078d2d3649e64ed36764b1677629cfd3a34

Status:

Included and unchanged

Block:

#3,982 2,031 blocks after it

Position in block:

Transaction 10 of 45

Award day:

Dec 31, 2019 (6 yrs 10 mo ago)

From:

BARANGAY BURGOS, MAYORGA, LEYTE

To:

BLACK NAZARENE BUILDERS AND ENTERPRISES

Value:

₱199,000.00

Project:

24 Bag Construction

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY BURGOS, MAYORGA, LEYTE

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 #3,982 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)
BARANGAY BURGOS, MAYORGA, LEYTE awarded it to BLACK NAZARENE BUILDERS AND ENTERPRISES on 2019-12-31.
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 3a4e201f11…fd3a34now …
2. Block Merkle root changed
stored 40bf095424…ac5f19now …
3. Block #3982 hash changed
stored 09e457fa04…4c256enow …

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

leaf 3a4e201f113ebc4da69aa9beaec5d078d2d3649e64ed36764b1677629cfd3a34
01 R 5144593ff6a85a1ec895a92a7765dd4a93ecf1bee3a9ba5c37e25e870c89baee
02 L 822a8127abf802c5568a1979bbd8ac6c22771a7a903347c7ed71986f6c729bcb
03 R 40e7c9bdb523e8414ffe279875e112d3fa5b83892ae6ee8fa406229cd41d3314
04 L 01add032b9fcdae98a28e5cb9649dce1d6321c4025b04f682efdadaaefe5a4d0
05 R bbd9f35ad7fc1c63b64cfbefe6c3cf9dbe149b45000359827987516ce104cf27
06 R 588b2abc8d6266685bb9fe457e17fba59f04bbdc7d13b2bb1d72b42093e2f4e7
root 40bf095424ab968f5ae3664f09d383c48f734c072936d8217fad46ebdeac5f19