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

DEPED - RO1 - DIVISION OF DAGUPAN CITY Award a ₱499.4K contract to E.D. SOLANO CONSTRUCTION & ENGINEERING SERVICESNational agencies

Transaction hash:

9bf3824fbc615e7c652fa46ea3ce9598e15997065271892495a6925152a8da01

Status:

Included and unchanged

Block:

#1,277 4,736 blocks after it

Position in block:

Transaction 35 of 56

Award day:

Oct 26, 2011 (15 yrs ago)

From:

DEPED - RO1 - DIVISION OF DAGUPAN CITY

To:

E.D. SOLANO CONSTRUCTION & ENGINEERING SERVICES

Value:

₱499,350.00

Project:

Proposed Construction of Simplified Classrooms at Pugaro Integrated School, Dagupan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - RO1 - DIVISION OF DAGUPAN 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 #1,277 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)
DEPED - RO1 - DIVISION OF DAGUPAN CITY awarded it to E.D. SOLANO CONSTRUCTION & ENGINEERING SERVICES on 2011-10-26.
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 9bf3824fbc…a8da01now …
2. Block Merkle root changed
stored beea849914…946331now …
3. Block #1277 hash changed
stored 7b9a01863d…9d9b15now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 55 records. Each step hashes the current value together with the sibling shown.

leaf 9bf3824fbc615e7c652fa46ea3ce9598e15997065271892495a6925152a8da01
01 L 9ae58cd374c6d919063b007c006b37d78c6d9285a95c9803862cba439bb9a7d9
02 L ab663110e38b1ed0376163f4438120893737ad673e8829ce210ff3cc0f135505
03 R 3b7b631656f74e522be7cf7ab4cbc87dac1f382979e12819579581d6d880c45d
04 R 22707f2b2baeb2be5259bacef57120735c38ff790741388043b1155f76673333
05 R 40ce90dcc851cc936afc5ad74b04d874afec2f1ed0c25413eb1a856bbc3e203e
06 L 290fa448eff4f21867ed6a7d87c4f849726c248c7e74bf8492ccd101e6622d0c
root beea849914be59fbc44fd20891d12b130110bbc41f69a23198a5be63f8946331