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 - BULACAN 1ST DEO Award a ₱4.7M contract to JEMACON BUILDERSNational agencies
Transaction hash:
9d6eba224124d0c19393f220e04b5f94a826e779500b45a84b14d4ff1bfd2797
Status:
Included and unchanged
Block:
#2,939 3,074 blocks after it
Position in block:
Transaction 191 of 310
Award day:
Dec 19, 2016 (9 yrs 10 mo ago)
Value:
₱4,650,943.30
Project:
Irrigation Bridge along Plaridel-Pulilan Div. 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 #2,939 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 "Regular Infra - GAA 2016 MFO-1", i.e. the FY2016 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 - BULACAN 1ST DEO awarded it to JEMACON BUILDERS on 2016-12-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CC0127: 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 2017-08-05). 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 9d6eba2241…fd2797now …
- 2. Block Merkle root changedstored cd526839c1…0b1fc7now …
- 3. Block #2939 hash changedstored 10b3867b54…9af472now …
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 309 records. Each step hashes the current value together with the sibling shown.
- leaf 9d6eba224124d0c19393f220e04b5f94a826e779500b45a84b14d4ff1bfd2797
- 01 L 9bb37681a6a9a3ada9b5050fcfb94294e0e154f6cf36760038b24153a18bdbc2
- 02 L 89ff9ae66c27b72e2354a9da7d35526e12664f9877f2752caccbedccd109bbd2
- 03 L bc6e0d44eb6a5cde913554e73be97cebccd191d1c05e6be294887606082845ed
- 04 L ad40b24e5ffcca93284f9e01b6705cc5d8f6fb6cd3da26270e0838a2d79e06a2
- 05 L 9029b2914355adf3fa9e2ab7f2e1ccd96728ca65b13aa4401e520c9e5b75ffce
- 06 L 6fd872371ff3651bee90b040d2c0c7ac1e528e998fc48e214ac9e3ee89686a54
- 07 R f6b806f1426d77317be81139904996570bd2e23e30c72d91839dfc673780b7a9
- 08 L c16571b1c2a3641742cc1448df8d2a95f328574c2184f7ecb0014b6f70b5946c
- 09 R b2d6c38d2bbd06cda0127e268e3a40c1bd8507d5ac7c7b5342587d96665c87f5
- root cd526839c1f6fb262c57ab55ffdaa80b03b22e8e150e47f9e5fca0c97f0b1fc7