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 ₱25.8M contract to C. LARA CONSTRUCTIONNational agencies
Transaction hash:
c2c4e26af6e73709110ccbd4ff5644e6fd22df57daf67a8b8d1c6979b51975f8
Status:
Included and unchanged
Block:
#3,507 2,506 blocks after it
Position in block:
Transaction 129 of 178
Award day:
Aug 17, 2018 (8 yrs 2 mo ago)
Value:
₱25,833,518.00
Project:
School Building
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 #3,507 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 2018 DepEd BEFF", 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 - NEGROS ORIENTAL 2N awarded it to C. LARA CONSTRUCTION on 2018-08-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18HK0093: 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 2020-11-23). 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 c2c4e26af6…1975f8now …
- 2. Block Merkle root changedstored 7b04c82888…e7e011now …
- 3. Block #3507 hash changedstored 74789711d7…11460enow …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf c2c4e26af6e73709110ccbd4ff5644e6fd22df57daf67a8b8d1c6979b51975f8
- 01 L c0d7b0cc6641d1bb09b017f88f5355a4d4691f2ad15b1ae8ca98ce57a6f01547
- 02 R 8f6ceac0b4635a8bafdfee4164b3aa050458b61c27a4ae9e916f0aef92de202c
- 03 R bee5b938441f3513498a4f97e39dcffdc63af8ea18314a055f7387b5ec7cc8d8
- 04 R 7adedda86d16231cb4cec9571fb5c3c99dd0282911ec0fb8aa5daf01115403be
- 05 R 61e9e51627e629714f1696b2b70e718deb5706bb2df962de39c0374398312a11
- 06 R 42da0c186a691270a1212500bdddeb0c42b55d20f04add32861360e2fec35fbf
- 07 R 9269dd340f526eb92662389c13f6ace2e6e7cf11103104afbd675a10a33a9d10
- 08 L 14f9889ac958324d748050222f492baa722deac8a6b16a8a2c6b14f003d8bf0c
- root 7b04c8288803cc0a7375e8288c028b3ee3686aa05486fab90b6b8e6dc0e7e011