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 - DAVAO DEL SUR 2ND Award a ₱2.7M contract to JJHAK CONSTRUCTIONNational agencies
Transaction hash:
2a9291c8eba85f5409b8d18986f514d505e112c502f8f9aa0f0425df64b2c0a1
Status:
Included and unchanged
Block:
#3,258 2,755 blocks after it
Position in block:
Transaction 21 of 208
Award day:
Nov 28, 2017 (8 yrs 11 mo ago)
Value:
₱2,690,655.81
Project:
17LE0121,NOA,RESO,NTP,CONTRACT
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 #3,258 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 2017 DepEd BEFF", i.e. the FY2017 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 - DAVAO DEL SUR 2ND awarded it to JJHAK CONSTRUCTION on 2017-11-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LE0121: 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 2018-03-09). 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 2a9291c8eb…b2c0a1now …
- 2. Block Merkle root changedstored 73100012ba…50f499now …
- 3. Block #3258 hash changedstored 8d9fde0c42…acbbc5now …
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 207 records. Each step hashes the current value together with the sibling shown.
- leaf 2a9291c8eba85f5409b8d18986f514d505e112c502f8f9aa0f0425df64b2c0a1
- 01 L 2a8adfa1065153c89b8536f6b7cd9f6061f8f5e918d1967d257b76e3042783ed
- 02 R 85ee89d3f6da10ad66dab33c9ca1128aa475d585819119781d287a1cea9c5882
- 03 L 9cd4709b23a54c2a2b8b3ee92f33a349aa1a66900720f7c33b812ed173b5d328
- 04 R 1914d9e4d09d21066ed7e4ba18f742776e7bc1ebeff6646a2db5e4a5d65e1b69
- 05 L 25577db406375b5c24153c4b6a5cf72dc82308dd5955d04c56a25174e7d44a58
- 06 R 6efcee6727ebe9d2090b68f614d16f8d901124fdb984cedf65efb46d677b8903
- 07 R a5ae5903a7ed933268f1d2ea22628faea2820513e6b4c573bd38b79ccbd163b3
- 08 R 95e79c62d3175888fd94ae146cef013c9d14120a029b1120e01e8f70c1ba4163
- root 73100012bad5a4829c4bb686939241bb38ef7a310f19cfa04ab964304350f499