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 - ILOCOS SUR 2ND DEO Award a ₱3.9M contract to VIGAN FORTUNE CONSTRUCTIONNational agencies
Transaction hash:
dc7f7b7d0dbec35cdc5446dca07d5d19d66cbb03bb6c25570e87aa36b3f381de
Status:
Included and unchanged
Block:
#2,349 3,664 blocks after it
Position in block:
Transaction 92 of 105
Award day:
Mar 13, 2015 (11 yrs 8 mo ago)
Value:
₱3,927,431.91
Project:
15AD0018
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 #2,349 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)The award does not say which budget line pays for it.Not published
- 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 - ILOCOS SUR 2ND DEO awarded it to VIGAN FORTUNE CONSTRUCTION on 2015-03-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 dc7f7b7d0d…f381denow …
- 2. Block Merkle root changedstored 0d110dc9e3…5d28e6now …
- 3. Block #2349 hash changedstored 7845926e6e…a87f42now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 104 records. Each step hashes the current value together with the sibling shown.
- leaf dc7f7b7d0dbec35cdc5446dca07d5d19d66cbb03bb6c25570e87aa36b3f381de
- 01 R dc8cb80460a0364346d14dd3d7ed3bb939082618b10b22002b37e289c3b90090
- 02 R 6a4c645fe544bb9e289265132da350c5ebcd4dac003e0b787ada971c58731a36
- 03 L 660b975a6bcc7d27ff35b07d983a35d4d4488dd9dbe78b92d53efa768e8e50c5
- 04 L 50dddf6605a9c078990c58176d1669348a32d563daa5f9c1f2f3ea2417def875
- 05 L ea82d7efd6e219c4b20dde0049733c8cad03bd6b9eccab47eda4c77267efe145
- 06 R dce408a791a08db3b63ba80c4e453828095de0ef91053eb8ef072312d7afe762
- 07 L addb02ae0c9e88a42eb78ed9dd1c31f434dc3db5da4d25d074463115dc069ccf
- root 0d110dc9e36be7336b5c44f7f5c10ef13c8bdb0451524d1b0d250860455d28e6