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 - REGION X Award a ₱11.5M contract to LANAO BUILDER & ENTERPRISESNational agencies
Transaction hash:
b1e21cefc00a5fa77cab26746bb4fa3b71330a52b483040d1a9d0d51d212c9ed
Status:
Included and unchanged
Block:
#5,847 166 blocks after it
Position in block:
Transaction 147 of 208
Award day:
May 8, 2025 (1 yr 6 mo ago)
Value:
₱11,461,502.31
Project:
25K00432
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 #5,847 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 - REGION X awarded it to LANAO BUILDER & ENTERPRISES on 2025-05-08.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 b1e21cefc0…12c9ednow …
- 2. Block Merkle root changedstored 24f89b64c9…2d9128now …
- 3. Block #5847 hash changedstored c35640bc09…b01390now …
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 207 records. Each step hashes the current value together with the sibling shown.
- leaf b1e21cefc00a5fa77cab26746bb4fa3b71330a52b483040d1a9d0d51d212c9ed
- 01 L b1da59a56f686c408e7c620130fe143c03a748d8501611b250a6c616bb510220
- 02 L f5c446a07bfa2899e1fb48541793b3419f472d769b01f9e96292f08ebe32c94e
- 03 R c476a9d9340a733c94f017489efc85c6141864048fd3d6999ea9de62bb8076a9
- 04 R 9490b4325d40222b4288d8b602d9b9bc3427b2098354bd56a4c49bd7191ddabc
- 05 L 64b2fd7efa0a6e01113bd59721032c80953f52e69260811fcecbf233357995e4
- 06 R 16bcda16be11207d8dc7865c714e0d527d783fb8abdc20ed488bd986326f817d
- 07 R 73004d0cd3d5ccd13dbf6e33bd8c7a9e754b46479b3389a30e7d27c2c65bec93
- 08 L 5811a9cf4048148aaa46cbc977b9866847ed995853407e3b5bb42882cd99b489
- root 24f89b64c9ca1e899b5f16e0604f809f5b32fd1cbfcb36fe96ec569e622d9128