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 IX Award a ₱27.8M contract to VAF CONSTRUCTIONNational agencies
Transaction hash:
cc223eeff4f9c44c30bac5447c5f54b497eb4b53a2a8e29af6103e002c749e9c
Status:
Included and unchanged
Block:
#4,264 1,749 blocks after it
Position in block:
Transaction 66 of 83
Award day:
Oct 28, 2020 (6 yrs ago)
Value:
₱27,786,460.35
Project:
20J00236
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 #4,264 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 - REGION IX awarded it to VAF CONSTRUCTION on 2020-10-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20J00236: 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 2021-07-29). 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 cc223eeff4…749e9cnow …
- 2. Block Merkle root changedstored a51c5835c3…bb627enow …
- 3. Block #4264 hash changedstored 81234b9f01…90b0f5now …
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 82 records. Each step hashes the current value together with the sibling shown.
- leaf cc223eeff4f9c44c30bac5447c5f54b497eb4b53a2a8e29af6103e002c749e9c
- 01 R d437b6124973111f629ed33a0f8b413a00259d789b5b24af856b8389debf4cb9
- 02 L 065c8d945152f4f5276f85f50d4afdaae6ee33965d94aafcd094074d638f165f
- 03 R b62f1e38b8306ff0673d4c5d86c7dec2f5070994ed9e8ec8da4a832aed929128
- 04 R 89d1658ae7d9acf46928deeb422526c64bba3e1da44d0774f06629c94baed165
- 05 R 24e6b62b1e4787aa9e8c970cc47b3dd7a79867ac9566c8688035692baf061b96
- 06 R ba6ae4f653e2dd69b4a732c45059bbd6eb18cd0f59faa535afcd8b47079df00b
- 07 L 8c0c9ad770100660b919b5151a235501e7aa85b7b8b88dede33e9c20d9efcf2b
- root a51c5835c3e7baefbeee672660fa21e6ddee9d60632a46d138300769efbb627e