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 - COMPOSTELA VALLEY Award a ₱28.7M contract to LEGACY CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
b35e8718154ea3d2e814f8aa6e1a98f78d3c128334892e0d8af7d59be1c381ca
Status:
Included and unchanged
Block:
#3,398 2,615 blocks after it
Position in block:
Transaction 217 of 302
Award day:
Apr 23, 2018 (8 yrs 6 mo ago)
Value:
₱28,698,818.94
Project:
18LA0075
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 #3,398 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 2018 OO-1", i.e. the FY2018 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 - COMPOSTELA VALLEY awarded it to LEGACY CONSTRUCTION CORPORATION on 2018-04-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18LA0075: 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 2019-03-31). 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 b35e871815…c381canow …
- 2. Block Merkle root changedstored c87ccc6b9b…5ab168now …
- 3. Block #3398 hash changedstored c6c0983f2a…f7eae7now …
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 301 records. Each step hashes the current value together with the sibling shown.
- leaf b35e8718154ea3d2e814f8aa6e1a98f78d3c128334892e0d8af7d59be1c381ca
- 01 L b31351953a28122b67997d35738465d3e47d9bb50dee1bba4b8b5167a258748d
- 02 R 9dcb81e2d419455b60405799c8f4aea127d7f9fd24abf5ee1205b590b7c27fcd
- 03 R 36b9983efddd7d63d5643d282fd94827dddcb727c30c1d1038611ea23eb39a83
- 04 L 692475d2cf99f3f5b573d262190fcf4b81c9e33b52b3f915c99630e8d29c56bb
- 05 L 1414da1a9123349927e7049b78c4e49f00aa3cf7c897f3d31a2e1c6cb5780e1c
- 06 R 9d5824d3ef3181ac976d8264f07a4b926d99696bcc87ba85fc384f47cab2dedb
- 07 L d243fa8c046e9342f6035490cce0d82e4222b92845b1311c4eb21b17fcbb709b
- 08 L 43e8ddabb00253ca8c8c83b07a4e5e2c7177f7b3f1258c7264864149c1f8a424
- 09 R fc2d0176074916363cba9c6ab7e7d8cbdc006cd32db1f70bac12a598ac1a84ad
- root c87ccc6b9b79022db6960dc58b4e36839e73f9790674b1c50d2c32c0bc5ab168