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
APITransaction action
PHILIPPINE SCIENCE HIGH SCHOOL - REGION II Award a ₱2.0M contract to BEGAL DESIGN AND CONSTRUCTIONNational agencies
Transaction hash:
de613551d0454cedea904ca29789a988205f74d0c52133c66bc506e355df171c
Status:
Included and unchanged
Block:
#2,851 3,162 blocks after it
Position in block:
Transaction 138 of 162
Award day:
Sep 15, 2016 (10 yrs 1 mo ago)
Value:
₱2,043,450.65
Project:
Construction Works
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #2,851 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PHILIPPINE SCIENCE HIGH SCHOOL - REGION II awarded it to BEGAL DESIGN AND CONSTRUCTION on 2016-09-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored de613551d0…df171cnow …
- 2. Block Merkle root changedstored 48a884a4a0…e0c3c3now …
- 3. Block #2851 hash changedstored 8e232f2cee…40b98anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 161 records. Each step hashes the current value together with the sibling shown.
- leaf de613551d0454cedea904ca29789a988205f74d0c52133c66bc506e355df171c
- 01 R dff8f555d6857ccd2327a205c20c7aa784a7ac09d88fdabe8f9413390205a126
- 02 L e332f5bb757ddb0520380832a0da78f8c39e0e14804aa0eb32322e9ded862e3e
- 03 R 1bba671c61531a643da9064897041a0a1d8abb31d3ba0a372df3eae000d70460
- 04 L caf0d52844f3ea26897c35f95e186605762eb92373518f8ac740fd678cafe853
- 05 R 509eb52cad57879870c7a2505bcfa10ffa6b8df320d7c6abc0f8fb7718957169
- 06 R 19c43b1616301ee281e5633f1691b19452bc0955d980d03ec4836bc54e7edba0
- 07 R 0ec23f8e32ab0a8f97db5a3181837b2ee5947524552028d6326dba158ccb91b6
- 08 L 889c1b54a595f33dac8e046dabf00830da1f4bbffff90884b92170575223292d
- root 48a884a4a029794287d213e0a5d7debf4c3873ac600981e7f57e7cc56de0c3c3