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 - CAVITE - SUB-DEO Award a ₱12.1M contract to THREE W BUILDERS, INC.National agencies

Transaction hash:

71dccd4a3163ff2c27da3bb42d3a10adc7bf902e4d0a3a813721e44f1032f418

Status:

Included and unchanged

Block:

#2,186 3,827 blocks after it

Position in block:

Transaction 53 of 111

Award day:

Sep 18, 2014 (12 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - SUB-DEO

To:

THREE W BUILDERS, INC.

Value:

₱12,078,375.81

Project:

14DG0025

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - SUB-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 #2,186 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 - CAVITE - SUB-DEO awarded it to THREE W BUILDERS, INC. on 2014-09-18.
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 71dccd4a31…32f418now …
2. Block Merkle root changed
stored 460928cf3e…3ee43enow …
3. Block #2186 hash changed
stored 29a1556d60…d31fefnow …

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

leaf 71dccd4a3163ff2c27da3bb42d3a10adc7bf902e4d0a3a813721e44f1032f418
01 L 71a2d81cac13ceef9415f71955a9e6b765bd13ca7e927677a98c42036a457f89
02 R 390b7e4c9aa43f9c2392a9272b5b8b88007b36614873546015c520dd852d861c
03 L ad6b15510b8f74cea515aac7cf75fad44475789ef068edf0b35800f61b7054e2
04 R fa254886e2eb0a5a9d409c32393a9bf98e3b0caffa15a3e2a44f17fa129576f7
05 L 6ca024ca00c3f93dd5570a0e9cc234989589cc3450046a366a891387f7162800
06 L 3f4605d9a3c748d454aad8678afa430e3c3550d64e6b1a79b124eb009a3cbf71
07 R d77d92222c39aebddac0e85263188217741537235b0daf1006f05424c5ece7e2
root 460928cf3edbe6d6cd4453046c841bab84c4d9dd07fd5fff18a99ca44a3ee43e