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 - ZAMBOANGA CITY DEO Award a ₱9.5M contract to ELFCT CONSTRUCTIONNational agencies
Transaction hash:
eaf481ca985cd24451400ca7c4f95e60367418e1e511f0d80e2cab555f6a95e7
Status:
Included and unchanged
Block:
#4,917 1,096 blocks after it
Position in block:
Transaction 188 of 196
Award day:
Sep 14, 2022 (4 yrs 2 mo ago)
Value:
₱9,512,039.82
Project:
22JA0061
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 #4,917 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 2022 CSSP", i.e. the FY2022 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 - ZAMBOANGA CITY DEO awarded it to ELFCT CONSTRUCTION on 2022-09-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22JA0061: 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 2023-05-10). 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 eaf481ca98…6a95e7now …
- 2. Block Merkle root changedstored f6fb21de8c…b18ecanow …
- 3. Block #4917 hash changedstored 312d8cbf35…70ed3anow …
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 195 records. Each step hashes the current value together with the sibling shown.
- leaf eaf481ca985cd24451400ca7c4f95e60367418e1e511f0d80e2cab555f6a95e7
- 01 R eb89824771bd96670024b240559872331f202e6e012502e5d6b8e3bfc13aa660
- 02 R 556c70fa8aa2c35fd47fd3a74a7687cfa9a17a1660342cb06b9053aef6b64486
- 03 L 4714c46eb35e368a829d1204428aa20e5a2aaa9d3cde4f1762734a1207f916eb
- 04 L 130b483092e665526311490c0ea89cb838ec29c695711e4e5e98a092e634f8be
- 05 L 37655202f998b2cb41ab1ace062b9ffafe61413c9ece2d2b207a1544427a3a68
- 06 L 21e5467cef23627d09e7d07e8657df915ed3e3239b2836c2b19b0f15b27f15d8
- 07 R 8747e94ede18008f37b75d5dd25986b8c1da6c4a3a6ed58eac5c30fb23617655
- 08 L c186658aec1e6b1ab995af3f7fc670c38f59e6a3ecf424e30eca7a4b77a3e016
- root f6fb21de8c96162c3de4f469a5d66c6db6dd9c5e6a3658c1a821e279e0b18eca