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 XII Award a ₱95.0M contract to HGG BUILDERS AND SUPPLYNational agencies
Transaction hash:
bcd9255cfd7b3e6a8f9f8e34acad08ed1b06138fe5e1ab5c84ec6d4f8858bb0f
Status:
Included and unchanged
Block:
#5,149 864 blocks after it
Position in block:
Transaction 223 of 324
Award day:
May 10, 2023 (3 yrs 6 mo ago)
Value:
₱95,044,626.39
Project:
23M00012
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 #5,149 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 2023 OO-1", i.e. the FY2023 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 XII awarded it to HGG BUILDERS AND SUPPLY on 2023-05-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23M00012: 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 2024-04-29). 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 bcd9255cfd…58bb0fnow …
- 2. Block Merkle root changedstored abee4339d5…da577enow …
- 3. Block #5149 hash changedstored 482dff9396…3e2826now …
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 323 records. Each step hashes the current value together with the sibling shown.
- leaf bcd9255cfd7b3e6a8f9f8e34acad08ed1b06138fe5e1ab5c84ec6d4f8858bb0f
- 01 L bb8ab3a7c042cf16e45ca26706e7ec8febe7908b278029ff62333040284a04ec
- 02 L ed5b85be807b755ce8660bb8bc85bbc2cd0e694572cef356ede10618a83becc3
- 03 L ea4ab88c2a7bc4bbbf83d7ab86b7eed4055de36c1b079fc0f2b8bbe97fe93693
- 04 L 3b3f0633e38816056a5e267da49d7f8e0c7040452f567a0ce2d0e7e8e2871ee8
- 05 L 081b4db79971c86a77e8419bcde6af52f6b9253a1c8e8f875bd87dda354825c6
- 06 R cbe0c7260f844a3ca9759ee22e18769c13c378273c387cff76993c7da38919a4
- 07 L 649bad301cd05690aafea0c9a42af5f42ac2af23950ae48b6db1ee808f845147
- 08 L 5d20db038b52b8f0b8c89f52dea2bbc087874da60b41a8f6cbdb06e4ec781526
- 09 R 524858d773fcc9e3b5d51934a1d58c9ed62e12e6fdb790ae6e08eb2d00efc706
- root abee4339d57478ef9dc3e7b663c7d8bd68ac792f5bcbf4fb2fcd04d774da577e