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
CARLOS HILADO MEMORIAL STATE UNIVERSITY Award a ₱485.6K contract to MARN CONSTRUCTION SERVICESNational agencies
Transaction hash:
0a8ef4e17c40befdd037f2daaa31055bec87a692fee3dae25a2d8be6a046e021
Status:
Included and unchanged
Block:
#4,881 1,132 blocks after it
Position in block:
Transaction 14 of 249
Award day:
Aug 8, 2022 (4 yrs 3 mo ago)
Value:
₱485,632.44
Project:
ONE (1) LOT
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 #4,881 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)CARLOS HILADO MEMORIAL STATE UNIVERSITY awarded it to MARN CONSTRUCTION SERVICES on 2022-08-08.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 0a8ef4e17c…46e021now …
- 2. Block Merkle root changedstored 9c0f007750…d7a2a1now …
- 3. Block #4881 hash changedstored 896585f43e…ae1c08now …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf 0a8ef4e17c40befdd037f2daaa31055bec87a692fee3dae25a2d8be6a046e021
- 01 R 0ab08c06b3b6c459d3ea958e379567197cf01cd077ffa55a4fb1c032f72b39c0
- 02 L 52f1b938ed0ef86c81f8224f7cbb288edf81d03af7baef737626c854a5c91df4
- 03 L e5ae4aa191867dde925627d56a7a9ec0bd9f46f117e6277f733e331febae31bf
- 04 L b5b5b85276f95ad0c6f171cba748ee330308c7b1d1f6e5e3ac204525a55642f4
- 05 R 06abb4c8a9ff527bfb14cca5c9ced8b633e9f55d11e3eaa5b324b9bc54e3ab9a
- 06 R 1e8063fb7fe92a573a43632505f8345da12d2d8fcd6656afbb0685af35a6359a
- 07 R 5885d77fbcafdb54ad5d751fe690b304c0eabdc4090cb1ad0dc90ffbe6e04bfa
- 08 R 951afc4643b76e21db742e26b012b8587770a2d8239eec54e4fb1aa029beee0c
- root 9c0f007750b7458460a202d81d190a0548272943aafc82b988a491e6a6d7a2a1