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 - ILOCOS NORTE 2ND D Award a ₱473.6K contract to BJMJB CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
b2a0217032dceeabef9de8afcfea63ecbfa6ac8ef9b56fdcc4b817c159c503c9
Status:
Included and unchanged
Block:
#5,020 993 blocks after it
Position in block:
Transaction 299 of 429
Award day:
Dec 28, 2022 (3 yrs 10 mo ago)
Value:
₱473,619.18
Project:
22AB0157
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 #5,020 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 2022 CSSP", i.e. the FY2022 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 - ILOCOS NORTE 2ND D awarded it to BJMJB CONSTRUCTION & SUPPLY on 2022-12-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22AB0157: 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 2023-01-24). 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 b2a0217032…c503c9now …
- 2. Block Merkle root changedstored f93c3fe3f1…6cb2e1now …
- 3. Block #5020 hash changedstored a61a28696b…d1957cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 428 records. Each step hashes the current value together with the sibling shown.
- leaf b2a0217032dceeabef9de8afcfea63ecbfa6ac8ef9b56fdcc4b817c159c503c9
- 01 L b1ff2bf1c09204e11a94c5c2b2080243e955ebd779810c86cef24e1c4ba5fcce
- 02 L 1389147f10f90e2a10d087c62834861c6c7b5b4ad0b85915dd9581493d089c1b
- 03 R 606a797869e7a7231fd6dc10391cafa996c7d1524878b7aee0116ea57f418695
- 04 L 2386a14ef0bcdfffedf124a62d4f3e6b697cf936ca87002d03c3b0903bf6ca55
- 05 R 1878be21348a6ca2cc0622d776dab3e8839f70c0b2b2bbee278034c53e64202a
- 06 L 3e4fd2a3a5d9b066920c18c2302d2e2ddd92bdce1e6b12d5eb41f68f5e990114
- 07 R a5ff8053f846533ed5411f5adf37049bb71de4153ca336f29b3f90538efdb3cf
- 08 R 9794b2366ac18c073b30647935ae9c38e9557fa8669028edb4ac70b10858cffb
- 09 L b9efff1c3b5846b29bde6917c2c842382c761954ffc08d2ee58d927f448b28d5
- root f93c3fe3f1ae8b78ad49733fe210bee8f487b83b68829daeb3f5d369a96cb2e1