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 DAYAP, CALAUAN, LAGUNA Award a ₱499.5K contract to LAKE CITY BUILDERBarangays

Transaction hash:

e12b4aa522001eaeffbfbefad3754caf5214bb30d49e7c698fb2361e1806e7ec

Status:

Included and unchanged

Block:

#1,811 4,202 blocks after it

Position in block:

Transaction 99 of 107

Award day:

Jul 24, 2013 (13 yrs 3 mo ago)

From:

BARANGAY DAYAP, CALAUAN, LAGUNA

To:

LAKE CITY BUILDER

Value:

₱499,500.00

Project:

Construction Projects

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY DAYAP, CALAUAN, LAGUNA

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 #1,811 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 DAYAP, CALAUAN, LAGUNA awarded it to LAKE CITY BUILDER on 2013-07-24.
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 e12b4aa522…06e7ecnow …
2. Block Merkle root changed
stored c133c2efb1…323081now …
3. Block #1811 hash changed
stored a23b8a3b58…86d4a0now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 106 records. Each step hashes the current value together with the sibling shown.

leaf e12b4aa522001eaeffbfbefad3754caf5214bb30d49e7c698fb2361e1806e7ec
01 L e0dda6644aec0f32115656ddeaabc809a370f231b6a0ce2572a04e1eb4a2a46c
02 L c288bb40d0547fd15b2b51fcdae6e7cd2c071b8a3acf2c83904ac6205970a7ae
03 R 62a87cc4d4bad253438e39bd962368deacd2722dd915ef26ac3a2e585fb35fd1
04 R 809c0a023a886c1ddc50c97ae4e96a03392ef996d4b4fc22af65600a3ecafceb
05 R ac2cb08ccd5bf57bc4d228731ca6fe04334c0e5369cf011442ae126219247586
06 L 8b0bbe4009f0ca22edbaa91e6f925029dcb7c5757c9e3d0f6838da4333dae6ba
07 L 1c958eadfd219db67d98200b895a3e9aac6971a153663832da54cc63b52ee71b
root c133c2efb1e7437e41c3ec904ca04bc8b277b3a36b6f97326af54b1ed0323081