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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO Award a ₱32.4M contract to PULSAR CONSTRUCTIONNational agencies

Transaction hash:

84b39ca35f3babf6df4060723352e39e1153371db058808c599abdadd3a114be

Status:

Included and unchanged

Block:

#2,889 3,124 blocks after it

Position in block:

Transaction 75 of 155

Award day:

Oct 25, 2016 (10 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO

To:

PULSAR CONSTRUCTION

Value:

₱32,362,991.27

Project:

Construction of Two-Storey Building(DPWH Standard

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO

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 #2,889 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 2ND DEO awarded it to PULSAR CONSTRUCTION on 2016-10-25.
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 84b39ca35f…a114benow …
2. Block Merkle root changed
stored c00deccb88…a2b349now …
3. Block #2889 hash changed
stored 1ce22f43fb…228b6fnow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 154 records. Each step hashes the current value together with the sibling shown.

leaf 84b39ca35f3babf6df4060723352e39e1153371db058808c599abdadd3a114be
01 L 839d1245de0b8d28af09006b31267b3f600f2ac14b057655551f13c754681686
02 L 6fb3a7e64357e8e7e65c06346751156f7270e59f91d3febe777d44188e955c3f
03 R d4816634839d3c2e8072f22b9409f50bff069c9b19be94e147085004f6acc9d9
04 L 932d15593dfdefc441a9524986318986aa6cf36fbcf1ac27de6a922ca7099e85
05 R ac82f115713840c6ce205625ddb4ae7eea491f94964460938207e815bc81bb49
06 R d96365aca0e5b93f7105850b06c28da3f423ec64359952e91fedea5eb4579101
07 L a4bf4082d6e5019d227efd56853b77cce9e7e3342d3e97720c4126db85455d10
08 R a2beb97f886d85515c81827fb9c003959fb09758df66d38a565618609c334dae
root c00deccb886d6e8ef98cf65a6df63bd079e9fde2c22f71d8477df63f7ba2b349