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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 2ND SDEO Award a ₱4.8M contract to MAI CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2b6cf7955b6099aeb2e604cb2e1fe0569cc0bd8b043ef7af28bace87afca96ca
Status:
Included and unchanged
Block:
#2,204 3,809 blocks after it
Position in block:
Transaction 24 of 126
Award day:
Oct 7, 2014 (12 yrs 1 mo ago)
Value:
₱4,784,386.44
Project:
14HC0039
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 #2,204 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 2ND SDEO awarded it to MAI CONSTRUCTION AND SUPPLY on 2014-10-07.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 2b6cf7955b…ca96canow …
- 2. Block Merkle root changedstored 3dc8d78d9e…509c31now …
- 3. Block #2204 hash changedstored a32eeb15e5…41ce4bnow …
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 125 records. Each step hashes the current value together with the sibling shown.
- leaf 2b6cf7955b6099aeb2e604cb2e1fe0569cc0bd8b043ef7af28bace87afca96ca
- 01 R 2bb3f4b63c987e807fc474667432b5c9e30068a3ef39696ba71ddcec7264053a
- 02 R b293323e1271aefe78434a0fbf8b3542e7d57711481b472420b0a7ac77aa5517
- 03 R 3f7f01ff2f31c02ae97e7813be556e27626d35ce63425114a6893c4da9fa806b
- 04 L 7eeac865924df823f4459a0ee3d926304f88bd7da156a5a02487582caf2405bd
- 05 L b52c7efc2c095d80384d6fedf456c30d2b934334b3bd2286bc05efbb794657eb
- 06 R e2e4c2f927383e602499d929d204ffac58426411d5a945302fe44698414364f0
- 07 R 94ebe99fe1ad6d86f36c04800f2957ed3dddb7a25d6fa2d14c03cc51ba55fb7e
- root 3dc8d78d9eaddac80a415b05fbb6395376badd1c2d9eed4fec9cfd1650509c31