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 - DAVAO CITY II DEO Award a ₱19.1M contract to AIMEK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
70458f8df7b4e07968dcfdae9481f8269140a076180af031ad427a1bbf5d3227
Status:
Included and unchanged
Block:
#4,842 1,171 blocks after it
Position in block:
Transaction 136 of 320
Award day:
Jun 30, 2022 (4 yrs 4 mo ago)
Value:
₱19,095,000.00
Project:
22LH0163
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 #4,842 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 2022 CSSP", i.e. the FY2022 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 - DAVAO CITY II DEO awarded it to AIMEK CONSTRUCTION AND SUPPLY on 2022-06-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22LH0163: 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 2023-02-16). 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 70458f8df7…5d3227now …
- 2. Block Merkle root changedstored 549f75a845…a977d0now …
- 3. Block #4842 hash changedstored 460dc57abf…0c1524now …
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 319 records. Each step hashes the current value together with the sibling shown.
- leaf 70458f8df7b4e07968dcfdae9481f8269140a076180af031ad427a1bbf5d3227
- 01 R 72524d932ccb8b3c8a3e2fcf903d2849fcd1765cdc9d9380473a16b4c366705a
- 02 R 47befc61e7215ecde0f834a763bf25cc6d07cd853ec5aaaed4fc68d3de415255
- 03 R bec85b741e0319933951b1702ecea2a18d2a89bccb89179eb92dd5e32b7bb3a2
- 04 L f942873f309324fd79d41d27c2ff1184e66ea0216970cf2b3b2266053cde6ef7
- 05 R da562814d5377c105bdb885c97ae4df57cf6dff3a5bb1bb5354d84beaeda127d
- 06 R df4d2ba7a1762c3dcf587608b524a31a07da2254781fb30a9e313e7d45dbde46
- 07 R 72ac1627ba034055e99df5f995bb0ad98e1b07dd35dc8fcb2c0d68ee6059fbe8
- 08 L bc0f9a1f76751df291e7925e2d6f74bd5bdf49053b662ffd502b02518ca8eca0
- 09 R 54d7b398933625a093fde5cc65faf20ce602d23e5b9ef95471d6389f01d8b77a
- root 549f75a845a58703e91a7fadd0d9832f5d7ece4dc693c4ce0cdc292dc5a977d0