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 MALAMBA - DAVAO CITY Award a ₱541.3K contract to CJEP BUILDERS AND ENGINEERING SERVICESBarangays

Transaction hash:

ee76fbdc4097102d6488e959dde7d3247c08113dc4bce5094921e8b7e4f3fd46

Status:

Included and unchanged

Block:

#4,395 1,618 blocks after it

Position in block:

Transaction 272 of 299

Award day:

Mar 19, 2021 (5 yrs 7 mo ago)

From:

BARANGAY MALAMBA - DAVAO CITY

To:

CJEP BUILDERS AND ENGINEERING SERVICES

Value:

₱541,318.64

Project:

Construction of Multi-Purpose Hall at SItio Taga Ibo, Brgy. Malamba, Marilog District, Davao City (Direct Contracting Critical Plant Components)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY MALAMBA - DAVAO 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 #4,395 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 MALAMBA - DAVAO CITY awarded it to CJEP BUILDERS AND ENGINEERING SERVICES on 2021-03-19.
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 ee76fbdc40…f3fd46now …
2. Block Merkle root changed
stored 5d9dbeccdd…cbf79cnow …
3. Block #4395 hash changed
stored 2492c9bf3b…5dff42now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 298 records. Each step hashes the current value together with the sibling shown.

leaf ee76fbdc4097102d6488e959dde7d3247c08113dc4bce5094921e8b7e4f3fd46
01 R ee8816bf5c94a79c678580579ce93ac0b5af97b177d83f7d4dbb9c7cd28eef24
02 R da56e62ebd3c0b434d4017d8c49bb98c2c4356ab35df9728b4ff4eee27698cbe
03 R 27a2bec59d5a92a3db2a108d1b39eedcdf256d31b7daf3051f24cd60339d86bd
04 R 17046817fdb36dfa79c2c82c34ac75b5fa5804e3df26be5d68a4e05c17d5cbf6
05 L c432edca8c33c9e0d3bdd77560b92c009a4c210e3151302313f29a0020871341
06 R 871bc8854017f544c5efd0a9dc95b777af6fbd82fd1e348fc5b6c39b3c28893f
07 R 5498fdeaf6acb8417c5fbc3487a417fb03e5bd3bc5dbf22f6be54f714f3d6beb
08 R 92e3bed7755bbeba994febb962bd9701009fb08c0089881f3a3cc51f235b6a86
09 L 5df534ca2cb1ac8ab08539083741189ff02ee928a2bdc9528b9817b808936964
root 5d9dbeccdd22e4660149bb320936071022f15eeef8e644c8a8af329828cbf79c