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 EDUCATION - DIVISION OF BATANGAS Award a ₱3.0M contract to VRV CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
4e4fc417e075f668629c6a44a89d3d5d3e8b1209b735f7313f38ba6a04cad83d
Status:
Included and unchanged
Block:
#4,520 1,493 blocks after it
Position in block:
Transaction 82 of 277
Award day:
Jul 27, 2021 (5 yrs 3 mo ago)
Value:
₱3,046,773.49
Project:
Repair/Rehab
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 #4,520 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 EDUCATION - DIVISION OF BATANGAS awarded it to VRV CONSTRUCTION AND TRADING on 2021-07-27.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 4e4fc417e0…cad83dnow …
- 2. Block Merkle root changedstored 1b20ce61e6…10d4f3now …
- 3. Block #4520 hash changedstored a61c5afc0f…0dad09now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 276 records. Each step hashes the current value together with the sibling shown.
- leaf 4e4fc417e075f668629c6a44a89d3d5d3e8b1209b735f7313f38ba6a04cad83d
- 01 R 4e715951980e782d4ab3380516f2bac4f0fbd020159dd85a49493088c47afdf5
- 02 L cb60e54fc09399e97f6338bc2806129ab899fd4d3a3ebac0f7e99d6c7d21dd2b
- 03 R 9d0f2580dbfc037cd261fc0fc5429abb2d156f339669a434f3559e50e67cbaa5
- 04 R 003b7d7f00f85238dd011ddcfa27c5e077660eab08df55930d270d6026a90830
- 05 L c1e5ace4252430afdc05967c438ee36fe4240365d27b2148dabce18c0f5513f8
- 06 R 7e3401ad09b68bc3078a9a4208f75a5cb317d21f71904c6d767b68fa9788537c
- 07 L 25fbfaf5becbbf9adec59baa74e6690db57c542fb7cd8ec0a675feab3821734b
- 08 R b8cd47389694886199dba85293af7cc9f51e693581924aa12ae02d12078a980e
- 09 R a8ea9db3430c6550c62467992232b271966d76af7d1f9b00245a9dd48f65a03c
- root 1b20ce61e61842e681fc86feda646cfe3aa35bf2cc569fbe410535629f10d4f3