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 - LAS PINAS- MUNTINL Award a ₱44.5M contract to DAVHEZ TRADING & CONSTRUCTIONNational agencies
Transaction hash:
f7bbd17f4a332ae8e2c90cb8b87305a0df994085e5907019f02750ff9ccc4625
Status:
Included and unchanged
Block:
#3,628 2,385 blocks after it
Position in block:
Transaction 12 of 13
Award day:
Dec 22, 2018 (7 yrs 10 mo ago)
Value:
₱44,478,279.23
Project:
18OI0178
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 #3,628 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 - LAS PINAS- MUNTINL awarded it to DAVHEZ TRADING & CONSTRUCTION on 2018-12-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OI0178: 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 2019-12-17). 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 f7bbd17f4a…cc4625now …
- 2. Block Merkle root changedstored 96cad1d71a…c350cdnow …
- 3. Block #3628 hash changedstored 58501424fc…597ca4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.
- leaf f7bbd17f4a332ae8e2c90cb8b87305a0df994085e5907019f02750ff9ccc4625
- 01 R f7bbd17f4a332ae8e2c90cb8b87305a0df994085e5907019f02750ff9ccc4625
- 02 R e88624ebe73c6c3167ea3c204046695d6058da279f2ad0d0a61ba882f9d6748a
- 03 L b17a6c9884337050fbe2043fd9750d0c537bfe12778d9907d7c3b471173ed52c
- 04 L 3351f2d3e908890feb31a01ac468ad3e0a3f802aeadb44cf772a25aadd5ffc07
- root 96cad1d71a5c1a1f740dcd9b9071ceb8f8a3a330ba9d465a111fce3378c350cd