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 - COMPOSTELA VALLEY Award a ₱16.2M contract to KURIAKON CONSTRUCTIONNational agencies
Transaction hash:
bbdb8a8b3fb46d3dc3cabc0c9c4ea0703798bb0037d1bdf7b66a4a20d2cf9fed
Status:
Included and unchanged
Block:
#4,080 1,933 blocks after it
Position in block:
Transaction 75 of 96
Award day:
Apr 15, 2020 (6 yrs 6 mo ago)
Value:
₱16,206,259.07
Project:
20LA0178
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 #4,080 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 2020 CSSP", 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 - COMPOSTELA VALLEY awarded it to KURIAKON CONSTRUCTION on 2020-04-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20LA0178: 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 2020-11-24). 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 bbdb8a8b3f…cf9fednow …
- 2. Block Merkle root changedstored b93e7dc325…99667enow …
- 3. Block #4080 hash changedstored c8ea5fdf51…6c920dnow …
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 95 records. Each step hashes the current value together with the sibling shown.
- leaf bbdb8a8b3fb46d3dc3cabc0c9c4ea0703798bb0037d1bdf7b66a4a20d2cf9fed
- 01 L ba69307b1b2a3dfcb100a2ffe4b0f8df793d913ae5997b43dff858ce346b02f6
- 02 L 2b8b1a39aa7376698fba968a39c6ef56a7ed0221ff0166f19189c125ab90961b
- 03 R e60a0f62fb70e1b8da4893d3d1260f89d3f9d06858bf0302926a54b07708b322
- 04 L 8a5945ec11b507907b6c9d3402966dd72bb71d16501166a01eb1663a75ed12ce
- 05 R 675199eede2476701f31e678d09912c1de07ae580729792760026647ded63b31
- 06 R 07f69f7114a12d1b14e39437436953bf5eaadde389a22f30173708e94b61b8f3
- 07 L 03cc3b93ac6b0b41ac89a045cbb2bb9782b6a3a354613adb97aad7191e9f8c17
- root b93e7dc3252cf8e2d0e85859db58986fa169f4e2d841e63097cc41187399667e