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 - CAR Award a ₱100.0M contract to KVC CONSTRUCTIONNational agencies
Transaction hash:
7cd4c7bbc9209890bb6797990ff60855c5aafaecca243de3ca9a3f97b14e1b4a
Status:
Included and unchanged
Block:
#4,141 1,872 blocks after it
Position in block:
Transaction 104 of 218
Award day:
Jun 23, 2020 (6 yrs 4 mo ago)
Value:
₱100,000,007.55
Project:
20P00012 Abra – Cervantes Road, Abra
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 #4,141 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 OO-1", 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 - CAR awarded it to KVC CONSTRUCTION on 2020-06-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20P00012: 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 2021-06-20). 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 7cd4c7bbc9…4e1b4anow …
- 2. Block Merkle root changedstored a0a188f4ea…6a3a67now …
- 3. Block #4141 hash changedstored 5ab15eee52…6d7c83now …
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 217 records. Each step hashes the current value together with the sibling shown.
- leaf 7cd4c7bbc9209890bb6797990ff60855c5aafaecca243de3ca9a3f97b14e1b4a
- 01 R 7ebc2752687d98ece00c95baa52778394da0d1e73fd4bf2c4db100aded337d9e
- 02 R e65ec5d082ad3a568af36b51416d6665b049ff4930371313d6665cb0f081f83b
- 03 R 65ffba70ffba5e34ff2d5febc8726a1b36d471523358c8af95e23f8249cb9f4e
- 04 L 50cb90d00fcf07c4ec09dcabda88d3de8fb37f23dd2c8aae4609c8b5be52730c
- 05 R 3e0306b8d09c24643edd842078c5b83bbb8a5ad21b82b63e6d07e5248c98bd35
- 06 L e967f6a5b0af6f30cd25ce37b076ad8a1e5c660d576e69e3cbd9f6ffe89c5733
- 07 L 3b6bb4db6097924cb0552eda154f1008920b72632c8bdb9ff244617e37478f69
- 08 R 96f2028f6cf1fc62cfe0d91a6ed819cb2d447c7ad39273a559a7218f6c0c88f8
- root a0a188f4ea9515cf709e0b0333d7aa677bbc2b9d71c67317c81af3c96d6a3a67