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 - REGION V Award a ₱86.6M contract to HGG BUILDERS AND SUPPLYNational agencies
Transaction hash:
2ff6698c341f651b46f2ebaea2dd1560b0eb30822e8c161ba29cb9326827a8fa
Status:
Included and unchanged
Block:
#4,823 1,190 blocks after it
Position in block:
Transaction 26 of 151
Award day:
Jun 10, 2022 (4 yrs 5 mo ago)
Value:
₱86,606,702.41
Project:
22F00144
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 #4,823 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 OO-2", 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 - REGION V awarded it to HGG BUILDERS AND SUPPLY on 2022-06-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22F00144: 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 2023-05-20). 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 2ff6698c34…27a8fanow …
- 2. Block Merkle root changedstored f812f87d61…e1641enow …
- 3. Block #4823 hash changedstored 81820f09f2…ecf670now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf 2ff6698c341f651b46f2ebaea2dd1560b0eb30822e8c161ba29cb9326827a8fa
- 01 R 30a4233b53ebd55d9a6be6dd4a30086a9f324870fd82204fc3b01ff1dde93b66
- 02 L 09ce0654ddd3eab99977be2b1491573b91eaeb4a79627fdba7d6312d41a3ebf7
- 03 R 95b59fd500ae4dd94d44e8cfbb0a3acb225540b2fadabd0f785f6d9a5988173c
- 04 L 5619454e66e66afeb3a0a64b22284e377c0db5adc14b48191076c078c7763f3f
- 05 L 15ae14d2abd314af092aa0c289b03af98b258e9b3ef2342be84c60418a9a961d
- 06 R 383b34d72fe349394671af690839e8a1f7eb788f635d219211ff1d1e8b491ef5
- 07 R 8745871b3cc356c31d9276cc20bdf14d75b86de48017df284c39428230ed0d2c
- 08 R ae045c7728f41a54a5586176f750b75e6effdc8129d03e32c3f10546ddbb611d
- root f812f87d61394ce851cc49d1191e0ba8adba495f4fe20cfba9b9cd1190e1641e