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 - SDN 2ND DEO Award a ₱14.2M contract to GEVANS CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
219ceb60ab2a68b75aeaeb6738c494f99f47d4161a1c6974f642e8bf9a175f01
Status:
Included and unchanged
Block:
#3,529 2,484 blocks after it
Position in block:
Transaction 44 of 300
Award day:
Sep 10, 2018 (8 yrs 2 mo ago)
Value:
₱14,238,173.63
Project:
WIDENING OF PERMANENT BRIDGES MABUA BR. (B00015SG
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 #3,529 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 2018 OO-1", 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 - SDN 2ND DEO awarded it to GEVANS CONSTRUCTION AND SUPPLY on 2018-09-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18NG0086: 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 2019-08-13). 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 219ceb60ab…175f01now …
- 2. Block Merkle root changedstored 8d6c8108d4…4b4cdanow …
- 3. Block #3529 hash changedstored 177b56e753…246ae1now …
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 299 records. Each step hashes the current value together with the sibling shown.
- leaf 219ceb60ab2a68b75aeaeb6738c494f99f47d4161a1c6974f642e8bf9a175f01
- 01 R 22a29ef6d5a878d504fe94e1e5e6977be3451a5c6684697cf26320ecbbb7e885
- 02 R c26386d329116a35bf84a363d5b54327106f69bd4f3f9ae3bd3d867aaa3ef381
- 03 L 72c50deefdc96231f65d3f7d3192d35a049a1748d4785d538f7bc7ce2f038008
- 04 L 97659cbd17e0184927933a06b18b508dc7f8530fa7e060539ba7d3368dfd8ca6
- 05 R 8916e951f110287f69e1932a0f4495647b1ecaf8c8ad5d6370e9de2fae894aad
- 06 L f08af054160151056a1461d0e6cc09637aac36176bef6c9546fb83a39fffdea8
- 07 R 55a4e568431d34634b9438a980316a5f91cc304413e75540357b928b210ae6d7
- 08 R 3a0472329533129a3e7cc2fa84c31835d3c640ec959a5f9b0dc8bac5c1432e75
- 09 R e7adcd794d8c33012ae355018bb6f820dee73e5cfa1a60f91ab7214d44a2218c
- root 8d6c8108d4e02eb79512886581ba8800299d9d0454f61d22a57b0b09524b4cda