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 ( REGIONAL OFFICE VI Award a ₱121.9M contract to NATIONSTAR DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
85c72ca6493c1eaebb7ba880002d8b577bf77f836c15ea4d14edb1bcba6ddbd8
Status:
Included and unchanged
Block:
#5,345 668 blocks after it
Position in block:
Transaction 105 of 241
Award day:
Nov 30, 2023 (2 yrs 11 mo ago)
Value:
₱121,880,879.83
Project:
23H00075
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 #5,345 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 CSSP", 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 ( REGIONAL OFFICE VI awarded it to NATIONSTAR DEVELOPMENT CORPORATION on 2023-11-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23H00075: 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 2025-03-29). 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 85c72ca649…6ddbd8now …
- 2. Block Merkle root changedstored 8fa9493c08…a9be2cnow …
- 3. Block #5345 hash changedstored 27972f6f69…200d62now …
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 240 records. Each step hashes the current value together with the sibling shown.
- leaf 85c72ca6493c1eaebb7ba880002d8b577bf77f836c15ea4d14edb1bcba6ddbd8
- 01 L 850d9f11a37ce568a8a96f8725cbc56ba96b2daf4600f08c48385323857df541
- 02 R 50cd446ba2cd43bdbf4b0526495cb2b7f28403d20d24fadccbd54ce81b292cf4
- 03 R 70143f16bca93b37ab2eb44a75b52693cd144fd462f9d3e207a04701b66daf61
- 04 L a351bc96ec8ae700b9e6d40801ff8b8f5f67faf37cf6aba95e690a99bb87c963
- 05 R b8a93f4f580560b04d4e4e15d63ca3dca9392e1b5d3ecb812bb42d119bad7c50
- 06 L 035f1b42439b38bea126d9b2538a339499c90283cb1a453b8e186a562c9c2475
- 07 L 8f8384d7cbeab6e3f43b3684568ba86b8ef8ec5943389bda41dc4a0bdc98b503
- 08 R 29efcbef0d357af5f52e4ae671c42052ec441ee1b9908194967f6c62d87e9a76
- root 8fa9493c087b15393d10eb292421f565c4c044df8614cb7e414422f435a9be2c