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 IX Award a ₱48.3M contract to ZHEREB CONSTRUCTIONNational agencies
Transaction hash:
62b03316cdd5c4fc559502ecb2c4fdfefd4b4dca6814225dd64f3c095fc4d0a3
Status:
Included and unchanged
Block:
#5,595 418 blocks after it
Position in block:
Transaction 90 of 252
Award day:
Aug 16, 2024 (2 yrs 2 mo ago)
Value:
₱48,250,000.00
Project:
24J00184
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 #5,595 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 2024 SSP", i.e. the FY2024 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 - REGION IX awarded it to ZHEREB CONSTRUCTION on 2024-08-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24J00184: 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 2025-01-26). 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 62b03316cd…c4d0a3now …
- 2. Block Merkle root changedstored 8a255d1b38…ec8a0anow …
- 3. Block #5595 hash changedstored 329a781dae…bf5db9now …
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 251 records. Each step hashes the current value together with the sibling shown.
- leaf 62b03316cdd5c4fc559502ecb2c4fdfefd4b4dca6814225dd64f3c095fc4d0a3
- 01 R 64e71af653f3b1ae84b40bde6dc16569527c8212127ec5eecf4070b78be43b63
- 02 L e6bee3029acbb51fee6bd3d25e80b0cd8c5ebcc1da37a5e19f5fd49ddbf3d6d2
- 03 R 550ff04ee9c5805f81c730042e5d59d80e424edd2c9be53b74475af06cf84078
- 04 L 534daa68996c2de0a8b721a1603ab01ab298772eccc89e75eaa15e45a54c584f
- 05 L 099dd6a7edd3cdc7febb18c1f4f5876a1a9cf6ae498a46ef1507916920ff8a2c
- 06 R ad04a963a12c20b9f4afcf0ab6009fd7f7e58bec245fa108c507ec48c1fe3979
- 07 L 8ec99857900abd19f824e72eeb06bbc16ddb0bea67959ce6d4aa7274a3341f8a
- 08 R 93db0ae73c2595ddf8fb0066486c466b179ba7a0374b034c58f9b6a43709f801
- root 8a255d1b38b7c581d7f9829a037d65db118eb33b5d501ea995ab9eaab6ec8a0a