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-BULACAN 1ST DEO Award a ₱4.8M contract to A.J. LAVA BUILDERSNational agencies
Transaction hash:
ecfcc1f3cbdcaebdd8375fd5b28c6c52b33f9acb501f14a34b188f308dc3aa53
Status:
Included and unchanged
Block:
#374 5,639 blocks after it
Position in block:
Transaction 2 of 3
Award day:
Jul 4, 2008 (18 yrs 4 mo ago)
Value:
₱4,772,656.40
Project:
Invitation to Apply for Eligibility and to Bid of various infrastructure projects
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 #374 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-BULACAN 1ST DEO awarded it to A.J. LAVA BUILDERS on 2008-07-04.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 ecfcc1f3cb…c3aa53now …
- 2. Block Merkle root changedstored a726a866fe…588669now …
- 3. Block #374 hash changedstored 74cdaf6ea5…d0fff3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (2 steps)
How this one record is tied to the block's Merkle root, without needing the other 2 records. Each step hashes the current value together with the sibling shown.
- leaf ecfcc1f3cbdcaebdd8375fd5b28c6c52b33f9acb501f14a34b188f308dc3aa53
- 01 R ecfcc1f3cbdcaebdd8375fd5b28c6c52b33f9acb501f14a34b188f308dc3aa53
- 02 L 6963a959f6756da46c0bea0f60a777f6ec27ad7c57d8ac3ae3a2a0276812de69
- root a726a866fe21f5ac1c87532f243b0178aed228ebcb9927290bb71eefc6588669