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 - BATAAN 2ND DEO Award a ₱12.0M contract to JVN CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
4a24331b303bd2bd2a2cdc2a8d6f3992692911ac74540c1357807e3b63ad3dcd
Status:
Included and unchanged
Block:
#4,602 1,411 blocks after it
Position in block:
Transaction 82 of 290
Award day:
Oct 18, 2021 (5 yrs ago)
Value:
₱11,997,565.11
Project:
21CB0055
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 #4,602 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)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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 - BATAAN 2ND DEO awarded it to JVN CONSTRUCTION AND TRADING on 2021-10-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CB0055: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-05-25). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 4a24331b30…ad3dcdnow …
- 2. Block Merkle root changedstored 90c20069a1…a8ef11now …
- 3. Block #4602 hash changedstored f059031ac8…5f95d0now …
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 289 records. Each step hashes the current value together with the sibling shown.
- leaf 4a24331b303bd2bd2a2cdc2a8d6f3992692911ac74540c1357807e3b63ad3dcd
- 01 R 4a27b3e0721f7f6eee433df6ae2c71a74e9f8954aabc1762b63e457d07abdfd6
- 02 L 59972e9e17bb9e87bc77e47139312fdee5c2a0404daed64b45f11c21c9631d82
- 03 R b2c9b012241e7eaf1e8d4cceea4c1e7ef3ea7d3a5a3b1e9e3de4b8fc0840b3e2
- 04 R 831beee2edb9030a9fb26cb65dee45428f87c1332087981d61ab30775a2e057c
- 05 L 01d23365621a1aeee3ad7b885bed89434f8d560d83eb8d1cec70759867cdc9f8
- 06 R e22cd68a4a73afcc76144da6410c07998a1b73712c4ce057c9489c85da1acab8
- 07 L 5c2d087ae9858bfbceb6135ba7203b8ec0f661dd5d7d7aef37ef9032c4597400
- 08 R 5fd9268cf960367cfdb48873b607cf0fa75c6a7cde0003b8e22745f76728bb09
- 09 R 10183dfe3886be99bb81d719f447986bca4baae81168ed8550c3b1350a9a53c3
- root 90c20069a13ba8a68ce4824fa00502281c0dda43c9448b69a57c1deef5a8ef11