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 - LA UNION 1ST ED Award a ₱18.0M contract to GAMIE CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
3487cc5ef90944e41941a12d8d43ee875aab4313408a63f2b2d9ebe31f94c190
Status:
Included and unchanged
Block:
#4,183 1,830 blocks after it
Position in block:
Transaction 22 of 148
Award day:
Aug 4, 2020 (6 yrs 3 mo ago)
Value:
₱17,985,977.89
Project:
20AE0072 Civil Works
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 #4,183 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 2020 DepEd BEFF", i.e. the FY2020 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 - LA UNION 1ST ED awarded it to GAMIE CONSTRUCTION & SUPPLY on 2020-08-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AE0072: 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 2021-01-13). 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 3487cc5ef9…94c190now …
- 2. Block Merkle root changedstored d32b165a79…e4ceb9now …
- 3. Block #4183 hash changedstored 02c774fe23…9c8635now …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf 3487cc5ef90944e41941a12d8d43ee875aab4313408a63f2b2d9ebe31f94c190
- 01 R 357f50d2d47e8f67024eede679d6c55e394a7b12050a1fda2cdd590e3c121fce
- 02 L 9a218a02256cadeca0866d1c386d71b6579af3f1c389ec0798e72ce33fe32a4d
- 03 L d3cf0bcccbda4e7fc977b80566fef707471439c42b568d61e05f6e934ef50a0d
- 04 R e12c519d46314371ed641f106237397afbb8d3cd246ebf1343804995694321dc
- 05 L 9f7c0e0fe112c6c95caf73ebfdda8600954b0dacdd8576134d0fb277edff4cc7
- 06 R 341a8a2e51daf39977c51280b62da798d98a12d5c49a36d9b0f6928a07fab590
- 07 R 87415ea2ccacda4164159663f4566bdd705c2637065798d873fed6b2ffaf09b6
- 08 R bc7e81c2815b6ef98c68b9b5baccedb3c3e75e5d74794cf3f7cd26b03ad105f1
- root d32b165a79ec02d02f050046a2a59786916c8f212c194e8eb1b8bd7861e4ceb9