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 - CAGAYAN 1ST DEO Award a ₱4.9M contract to DECA CONSTRUCTIONNational agencies
Transaction hash:
658b262ca0aa2c976250a22dd637846e51863fc643afdbb4878627b0df8b7339
Status:
Included and unchanged
Block:
#5,029 984 blocks after it
Position in block:
Transaction 66 of 174
Award day:
Jan 6, 2023 (3 yrs 10 mo ago)
Value:
₱4,944,930.80
Project:
23BB0054 - Convergence and Special Support Program
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 #5,029 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 2023 CSSP", i.e. the FY2023 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 - CAGAYAN 1ST DEO awarded it to DECA CONSTRUCTION on 2023-01-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23BB0054: 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 2024-03-03). 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 658b262ca0…8b7339now …
- 2. Block Merkle root changedstored 2f7e54073c…bc6f0fnow …
- 3. Block #5029 hash changedstored 5db4222471…f0bea6now …
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 173 records. Each step hashes the current value together with the sibling shown.
- leaf 658b262ca0aa2c976250a22dd637846e51863fc643afdbb4878627b0df8b7339
- 01 R 66d24e209a2e36233b5a7143569d5c8c57670e03ba92dff188f4b998c3792c48
- 02 L b8b993f93c1e65662cd1adeb38cd49b981140f66cf8ff4b2f74781b8bdd3cab8
- 03 R bc6e59f6c0f52d711e21a0898f317fea7ea7d71f710179f7a51ee4a284a57e61
- 04 R b1ea2ce388fa49d3173f2de510c58984df8bd715d2d25504674b087989b4a186
- 05 R 962785dbe7cd232bd3a9b39a5d0bc59cd249bca0cd1ce4326348ea9a710a4335
- 06 R d475855e44f7a8540a397c716b14cdc657eb4c2798fee08495204e63d215334e
- 07 L 39b8902bd3fc7476c308400e7b6fcef99f7f208453957bb6b8fe6cde5f18f509
- 08 R 5ae73303e9b837d589b9a84cf6b95961ff6c71883f3a70673d9e63d0ad541fbb
- root 2f7e54073c9f6f2bf8f77cf8db366e23d392b8875f6bc4c508428d8252bc6f0f