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 - METRO MANILA 1ST E Award a ₱1.1M contract to TRILEX BUILDERS & CONSTRUCTION SUPPLYNational agencies

Transaction hash:

c6e39e2d586cdcfb2be12f66cfbb129c95f1a6dff39000473e01ff15f8de9f50

Status:

Included and unchanged

Block:

#1,858 4,155 blocks after it

Position in block:

Transaction 82 of 119

Award day:

Sep 10, 2013 (13 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

To:

TRILEX BUILDERS & CONSTRUCTION SUPPLY

Value:

₱1,145,696.20

Project:

Completion of Three (3) Storey, Six (6) Classroom

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

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 #1,858 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 - METRO MANILA 1ST E awarded it to TRILEX BUILDERS & CONSTRUCTION SUPPLY on 2013-09-10.
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 c6e39e2d58…de9f50now …
2. Block Merkle root changed
stored 5d4c31cf50…2635c3now …
3. Block #1858 hash changed
stored 7ff51bde9f…64bcf9now …

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

leaf c6e39e2d586cdcfb2be12f66cfbb129c95f1a6dff39000473e01ff15f8de9f50
01 R c794b66660bb0ce46245d12331c3f34eb21feba52484b3a26391172eaad7178a
02 L 792d475f4cddc1892dab85a43fd32c82b7014582eef7cc3d655cacdc73e874cf
03 R 3047d06ae0d831941f446438aa3c8a79e775c14417987f4be3aab72cb6a6f894
04 R aef005892bebf45813ab4d9750f92b8e1e2efcded9dbb4f3a50665d146015263
05 L 1688791901c02dcf27ad7cae739e17983827cb4dbe4a216edd03ba2a91f141ab
06 R f8c8f5fb18c0563eecfca28fcb90329230a662f8e6fadc39ba857f50f76b1b49
07 L ee5817be741a7bd70fe028b0a2b067ed1dfa37e22e1d06dbe14e39adfcb38762
root 5d4c31cf5033cfe53db2defb643c6e96d25fce00ff96c4f3d57889b1782635c3