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 - LANAO DEL NORTE 2N Award a ₱11.2M contract to D.O.T. CONSTRUCTIONNational agencies
Transaction hash:
3d68ab3c65808cd3099ace6e575a8c89b7a1798d7ecdba867dd9977d339ca85c
Status:
Included and unchanged
Block:
#4,499 1,514 blocks after it
Position in block:
Transaction 74 of 278
Award day:
Jul 5, 2021 (5 yrs 4 mo ago)
Value:
₱11,172,667.06
Project:
21KF0137
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 #4,499 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 "Outside Infra - GAA 2021 DA FMR", i.e. the FY2021 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 - LANAO DEL NORTE 2N awarded it to D.O.T. CONSTRUCTION on 2021-07-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21KF0137: 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 2021-12-01). 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 3d68ab3c65…9ca85cnow …
- 2. Block Merkle root changedstored 6181dacd68…3ebe56now …
- 3. Block #4499 hash changedstored 86c8054a4e…9cb8a5now …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf 3d68ab3c65808cd3099ace6e575a8c89b7a1798d7ecdba867dd9977d339ca85c
- 01 R 3d871718a06cb95cc4d114d12b144ec8991977b8975eb5b974ca6929186b331d
- 02 L 87df1cfcf1b8081c3e64b180d5858c8549b4a22baf446cba2c72c076c3d4837a
- 03 R 00dac02c31946992f63a6dcd094dabaa27344abe7b8b5a1f935641a4b0abbbb3
- 04 L 50226a005b5b47a70e63c77f24038cc0a6c46545038733905a22ca6aac2ca104
- 05 R ad0911be3bca1bdf2173501b8dca473a9aec35c6ff8557005b4c73d7b847a152
- 06 R acf0b30e343f7d6029618e9c5c21ffd7a92b21b273e7e469a8751fcf2f43cd2a
- 07 L 08b608b4b86e1717c8655bc8a8649c768b90c8accc6cf43aae95a89a8138b255
- 08 R a6809e4fb18425c9b489f26b246bf01d465a2739fc567237afc173f2d05d9c81
- 09 R 912cfed14e12efb54ecf8b6ece3dae196bd67dc4275cfef6d6ded3e07b587e4e
- root 6181dacd680c62de83fb252809f2bd7ef8efeb91fe650a21a54589a4c53ebe56