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 - PAMPANGA 2ND DEO Award a ₱13.9M contract to EML CONSTRUCTION & TRADINGNational agencies
Transaction hash:
ac61d238fcd6838f1c2dade726f79979331059774255d8fe7dba2f12e4c6e71b
Status:
Included and unchanged
Block:
#2,354 3,659 blocks after it
Position in block:
Transaction 119 of 179
Award day:
Mar 18, 2015 (11 yrs 7 mo ago)
Value:
₱13,879,070.75
Project:
15CH0015
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 #2,354 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 - PAMPANGA 2ND DEO awarded it to EML CONSTRUCTION & TRADING on 2015-03-18.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 ac61d238fc…c6e71bnow …
- 2. Block Merkle root changedstored 21dfc908a0…a9b28bnow …
- 3. Block #2354 hash changedstored 77d3894e5c…c746f5now …
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 178 records. Each step hashes the current value together with the sibling shown.
- leaf ac61d238fcd6838f1c2dade726f79979331059774255d8fe7dba2f12e4c6e71b
- 01 L ac48b6093c628fa82163e3e88151a34d183a312bc943d79ddcd98da24973190f
- 02 L cba08dd3f408afcfb3bba3177c8a49b66b46501a883578e9ce5c38c61964c2fb
- 03 L 3d7ff8b26fe513502edb3e490d52fd02663f22c021b7f9256bb9fb2cf1cb12fd
- 04 R e669e09c9c253b2e1783f3fd56f58039faa5e9ebb000c0a17844263fb3e4b9b9
- 05 L 5ca91dbb6a7374e548ae6496e2c2231a71ddb38eb5c6f92db7524ee88cc347c5
- 06 L 9b0869dfc1aaaf215a2f57cbd942e81b02cb7020e4f99b2139bf35346226fba0
- 07 L 7ae2c8efd301715c3dec64513489f6710868b83b5d6124d5c2bbf6976002a51f
- 08 R 662b713c8e6eeca4a92a963215186fa30b1e2f0b6da4717843948191847c9bdc
- root 21dfc908a0b395b57e5eab7e715fab85be1f4498730600229709d0dafaa9b28b