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 - NCR Award a ₱40.1M contract to NEWBIG FOUR J CONSTRUCTION INC.National agencies
Transaction hash:
d5f09967ccde8eceee6595d9d4701e02404023342a515fd4812cf25b5ecd1113
Status:
Included and unchanged
Block:
#3,983 2,030 blocks after it
Position in block:
Transaction 10 of 15
Award day:
Jan 1, 2020 (6 yrs 10 mo ago)
Value:
₱40,084,947.92
Project:
Construction Projects
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 #3,983 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 2019 OO-1", i.e. the FY2019 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 - NCR awarded it to NEWBIG FOUR J CONSTRUCTION INC. on 2020-01-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19O00016: 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 2021-07-22). 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 d5f09967cc…cd1113now …
- 2. Block Merkle root changedstored 204e149f16…3ebb84now …
- 3. Block #3983 hash changedstored 0e0e6ab4b6…73c845now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 14 records. Each step hashes the current value together with the sibling shown.
- leaf d5f09967ccde8eceee6595d9d4701e02404023342a515fd4812cf25b5ecd1113
- 01 R e05659dba026c2db023f26d35b6ab6ef8d5db88d5a7ddcea2e6961dc198c5368
- 02 L be0e232972250cd86423d07b230644fbb60bd32ca44c2210c3f99b3cee8ad5ee
- 03 R ec84c328e98608c6e92df6fc06cf46b14391f3d018668f1ddcce1049bfa2e5c7
- 04 L bf1447bca50522a9b792b5c3d00346a64269c63dcb27dd44c07a88a4cfca6052
- root 204e149f167294ceaa6162bf529f3c51e88e164dc492fc3860158eef2e3ebb84