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 - RO4A - DIVISION OF LAGUNA Award a ₱2.9M contract to QUEZON ACHIEVERS CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

68e893c3fcc6f0a52b3a1faa113772f2e10c1f4c9e1b9e5cf18c66ee7c44821c

Status:

Included and unchanged

Block:

#1,108 4,905 blocks after it

Position in block:

Transaction 26 of 59

Award day:

Mar 30, 2011 (15 yrs 7 mo ago)

From:

DEPED - RO4A - DIVISION OF LAGUNA

To:

QUEZON ACHIEVERS CONSTRUCTION CORPORATION

Value:

₱2,890,026.26

Project:

CY 2010 Toilet Repair and Gabladon (TRG) BATCH 2

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - RO4A - DIVISION OF LAGUNA

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 #1,108 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 - RO4A - DIVISION OF LAGUNA awarded it to QUEZON ACHIEVERS CONSTRUCTION CORPORATION on 2011-03-30.
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 68e893c3fc…44821cnow …
2. Block Merkle root changed
stored d38c5a451d…628fc5now …
3. Block #1108 hash changed
stored de9bbef743…834350now …

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

leaf 68e893c3fcc6f0a52b3a1faa113772f2e10c1f4c9e1b9e5cf18c66ee7c44821c
01 R 6921b3e95b397ec21190720c70929c802c5162e43410b46d67dce5131e6731ee
02 L 35e5b3acc31296ff0007d6bc003f92063320f442fdc55af816c767df215d3769
03 R 697942e176dfe2e84e4dcb06c92d0fa782e5f05122b11c39913786b3ef95a969
04 L ee7ccd2a34b6e5e652c7760a744cbf9672c51f42c6737276423463127d26ac7a
05 L c6e2017c059f7ee6c5de67b270b604b438f300c94193314d0a0da116cb6fa52f
06 R 433cbaeb2ff62b5c9110183e9239176a671b169904a6ca75a6e48338dcc6738a
root d38c5a451df7a708a41b73867b1899c5c146bed9f4e07c571475a42c56628fc5