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 EDUCATION - DIVISION OF LEGAZPI CITY Award a ₱705.6K contract to 0405 CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

27e9d0ebef1ec3b80aa6f0fe66549451e2e16642ca0269eeaf0d2eb29d789c3c

Status:

Included and unchanged

Block:

#1,527 4,486 blocks after it

Position in block:

Transaction 5 of 49

Award day:

Aug 7, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF LEGAZPI CITY

To:

0405 CONSTRUCTION AND SUPPLY

Value:

₱705,644.34

Project:

Bid Bulletin No. 1 (CONSTRUCTION OF WATER SANITATION FACILITIES – Cluster 3 (Proposed construction of three (3) seater toilet with hand washing facility at Oro Site High School and Gogon High School u

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF LEGAZPI 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 #1,527 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 EDUCATION - DIVISION OF LEGAZPI CITY awarded it to 0405 CONSTRUCTION AND SUPPLY on 2012-08-07.
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 27e9d0ebef…789c3cnow …
2. Block Merkle root changed
stored 49c361cd6f…0217abnow …
3. Block #1527 hash changed
stored 5b52c25725…4b46a0now …

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

leaf 27e9d0ebef1ec3b80aa6f0fe66549451e2e16642ca0269eeaf0d2eb29d789c3c
01 L 20de14c0d110282b69b5234f897ed6565ab174ed9a7481d63ab8be87175945d0
02 R 11700e5df9b7ab95b4522f34f30287951b42067603c71e6e249ff222800c7e17
03 L 6367d677e8b9a306b0c1b32d8ab6433ab55a4b77c9c35215b95d97464167f434
04 R 2687d94f6d8311704b1e7340d76567e1cecd30dbba3b086de2efb35d28ebb0e4
05 R 98f7e56f077d1f59fa3e0fb63c7d417f1fa8620f6a8dc25639b407cb6ee17850
06 R b260fb41ec61476a905710cbbb3439073cba597e72686b618281c3f992a1f76b
root 49c361cd6fcb2fc997b0dad31fff91634f8ff4d41cf13ebee3194cf2bf0217ab