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 - QUEZON 4TH ED Award a ₱9.6M contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERNational agencies
Transaction hash:
b13cea3375291850f6e4e4d4fded7aba7f28d6c22d4ed35c099fee790d392a93
Status:
Included and unchanged
Block:
#3,974 2,039 blocks after it
Position in block:
Transaction 293 of 418
Award day:
Dec 23, 2019 (6 yrs 10 mo ago)
Value:
₱9,589,217.51
Project:
19DL0201
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 #3,974 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 2019 DA FMR", i.e. the FY2019 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 - QUEZON 4TH ED awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2019-12-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DL0201: 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 2020-03-14). 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 b13cea3375…392a93now …
- 2. Block Merkle root changedstored 3e238bb282…6f8ab5now …
- 3. Block #3974 hash changedstored a3c1339d7e…dcabc9now …
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 417 records. Each step hashes the current value together with the sibling shown.
- leaf b13cea3375291850f6e4e4d4fded7aba7f28d6c22d4ed35c099fee790d392a93
- 01 L b12adc93325175539a3579b54e425ecea43c02f91b779a05f4e6d437897e9586
- 02 R d25a27d70556ec040228f0afd9f799cb8ba8a171df348357d4380be806029758
- 03 L 66a700ae65139a202ac8c8d33302f3dcb311d50800023cc66e8507ba608dd682
- 04 R c846b55f23251520a1e2779480bdab356a7dde75bc95d7414a23f6bd8c6d0bbb
- 05 R ee83b903cef5d4927172052e83780d0c56eb6776861673ec1ce75ad64d1bf27f
- 06 L a79331824a36ac739c1d7f4a03c0fd39caeede1d3f490ab10bd964de45b67873
- 07 R 1ab119ff0a5429b3f2eb9ced907ca717ad83c897e94ddad085538ac7e7477f04
- 08 R 6068776489efbc92c8d86bc4f61d2e6fc1930a82edbb8b8ef970fca48c1f7471
- 09 L b13e53e30c2ce44b644deae1f7f2e2194b9f28de45fcfdee1d9357ae8b5abb93
- root 3e238bb282f93042e842a5bc89ff1b6357bc967b4ad03709451706b4286f8ab5