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 - NEGROS ORIENTAL 2N Award a ₱9.7M contract to VESA ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
eaecaeddd4e529a231fc8f2b217774cad1a0c75ae3267b6e41ba0c40bf0647bd
Status:
Included and unchanged
Block:
#5,264 749 blocks after it
Position in block:
Transaction 284 of 305
Award day:
Sep 5, 2023 (3 yrs 2 mo ago)
Value:
₱9,720,704.71
Project:
Construction of Road
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 #5,264 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 - SRA 2023 Farm-to-Mill Roads and Bridges". 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 - NEGROS ORIENTAL 2N awarded it to VESA ENGINEERING AND CONSTRUCTION on 2023-09-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23HK0163: 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 2023-11-13). 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 eaecaeddd4…0647bdnow …
- 2. Block Merkle root changedstored 03b82ee0d3…8817d8now …
- 3. Block #5264 hash changedstored ade8d41dd1…ad9f93now …
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 304 records. Each step hashes the current value together with the sibling shown.
- leaf eaecaeddd4e529a231fc8f2b217774cad1a0c75ae3267b6e41ba0c40bf0647bd
- 01 R ebaf776e128f992d62805d89be60a81055207cbcf951a60f460bae32cf4296e4
- 02 R 55c6f9cd0bb6091dbd6be54f271cefce625685f1372655d5dbd63b3fb01b7390
- 03 L be674878c48ce0324b1ee405cfe232daa6198a0123e844a542172f67f41282ea
- 04 L c31dd14cf8ef6653762cbe9441453556a74e01329ec595a0e34d6ab2fa5f4085
- 05 L 078e2be1c0b3f1a2168abb1c911832842a170ad562f52d4176ec0b45b68aec21
- 06 R e79c276187f0268d18385a03ede38011e6c042f91f4606a273199a66f8736a6b
- 07 R 09986ca96b66c16c61535e5ef60e2ea1a25c536f4e49115058751156580888c1
- 08 R 3c098dac888f6166525175b866ba79c890cd6c0e76d254b501fa8f7a85bc045c
- 09 L 98c7330c5f313e04b1247712d2427ce3113bcf5f52e02576605fdf8d99866dcb
- root 03b82ee0d353c3c56272ec05228fb675d68d77e746330b41d9e5daa1838817d8