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 PUTIK, ZAMBOANGA CITY Award a ₱199.9K contract to ABSOLUTE ENGINEERING AND SUPPLIESBarangays

Transaction hash:

4e59614dfabcf91466eab51c7f601d9e0e2ad82279c8f82a1920779d708f3991

Status:

Included and unchanged

Block:

#1,580 4,433 blocks after it

Position in block:

Transaction 18 of 54

Award day:

Oct 8, 2012 (14 yrs 1 mo ago)

From:

BARANGAY PUTIK, ZAMBOANGA CITY

To:

ABSOLUTE ENGINEERING AND SUPPLIES

Value:

₱199,950.00

Project:

Construction of Road at Morning Glory

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY PUTIK, 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 #1,580 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 PUTIK, ZAMBOANGA CITY awarded it to ABSOLUTE ENGINEERING AND SUPPLIES on 2012-10-08.
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 4e59614dfa…8f3991now …
2. Block Merkle root changed
stored a6d327bf61…8c15e1now …
3. Block #1580 hash changed
stored 8b893cd5c9…cf014bnow …

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

leaf 4e59614dfabcf91466eab51c7f601d9e0e2ad82279c8f82a1920779d708f3991
01 R 53f6cf34c67366ace80f31740fb7c2561eddee80d299c9633f96b12043754ea8
02 L cdd1d20641c28ad64655881572f6a1e33eca58de81ad416e68be10032d078a22
03 R 0073ac7451f9adc925ad064ab9bfbc0005385799fa677b7a80b512a3bf619297
04 R 28f37c10ae7e370acd1e9fa70d83c3a346b11ab036f8fb4889d7b551d6ca23cd
05 L 6d1ad71f9790010e700a98a592c0943035c03f94e9a55ba2c870bf96b3b5f2f9
06 R 4cc4c1f45668581d3cdb23a6c65003fe309eee379b3822801928f9ca51abc662
root a6d327bf61c201f9850e14a6facd1137c7dc4932f6e18acdc3d446e7ba8c15e1