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 BOALAN, ZAMBOANGA CITY Award a ₱250.0K contract to JOM CONSTRUCTIONBarangays

Transaction hash:

bbfc355ea05ee1249cbb5c4cfb188287551a346d5681c8ad54bdb5476e7c5f35

Status:

Included and unchanged

Block:

#2,040 3,973 blocks after it

Position in block:

Transaction 42 of 57

Award day:

Apr 1, 2014 (12 yrs 7 mo ago)

From:

BARANGAY BOALAN, ZAMBOANGA CITY

To:

JOM CONSTRUCTION

Value:

₱249,980.00

Project:

Construction of Mpp

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY BOALAN, ZAMBOANGA CITY

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 #2,040 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 BOALAN, ZAMBOANGA CITY awarded it to JOM CONSTRUCTION on 2014-04-01.
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 bbfc355ea0…7c5f35now …
2. Block Merkle root changed
stored bfe98cce09…057116now …
3. Block #2040 hash changed
stored c7b9bcf017…614621now …

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

leaf bbfc355ea05ee1249cbb5c4cfb188287551a346d5681c8ad54bdb5476e7c5f35
01 R bc691ccd90c2fef130746bbd3bc91c6bb7e9cbb396e37520e6b56a89c7db049a
02 L 0837eba270adc3913fd81edd5dfa8572df3ec20dfa4ac4e2df32dd9dd5f066f8
03 R c6bfaceddb701bcb9ab3ee61c2578a9f504d4e7ee979607727de98f04be1a710
04 L 9754bf0ee507f1377adaa0c052f92a2354659fcac6017b95541e964785d31148
05 R d3efb4ced0fd9fba597ccf71037d23aadc0fbf63ce55598a1d9bfd37e2715a2a
06 L 575377cfac40a367486e8e5b014b013e015f9133773ad8c1717f992868948b7d
root bfe98cce094d5e63314bfea53bef8caf5143b95a93a67e87298b4272cd057116