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
MUNICIPALITY OF TANZA, CAVITE Award a ₱4.0M contract to HOVERT CONSTRUCTIONMunicipalities
Transaction hash:
b51fb22d689cf1fef9bd07cb279cc0cfe711e2b304d30355eeb7fdfd35673e46
Status:
Included and unchanged
Block:
#5,293 720 blocks after it
Position in block:
Transaction 102 of 151
Award day:
Oct 4, 2023 (3 yrs 1 mo ago)
Value:
₱3,980,672.36
Project:
Construction Project
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 #5,293 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)The award does not say which budget line pays for it.Not published
- 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)MUNICIPALITY OF TANZA, CAVITE awarded it to HOVERT CONSTRUCTION on 2023-10-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Tanza gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 b51fb22d68…673e46now …
- 2. Block Merkle root changedstored 6d3334fec7…cfd629now …
- 3. Block #5293 hash changedstored 5992b0f3af…8582bdnow …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf b51fb22d689cf1fef9bd07cb279cc0cfe711e2b304d30355eeb7fdfd35673e46
- 01 R b5edf68ef0d38446086e228407edf5483b62f2397731768b0fa6a0a82ad00091
- 02 L 3343ab3890b684ea7ad0f81091f967d4eb3bb54f261f6a1b5e94cbf93d4cb3fc
- 03 L 8f561baba82a746efa2108af87b4ca536542b8b6f33578e99690c7a15d263f55
- 04 R e9bc52f9c56bab40d42b8c8e7d48521501aae4746f161b0f8f650f5b7dbf6a29
- 05 R 27ad5331029cfd45e6e473012688dfaae3ae24f763d06764329fc973e8b69665
- 06 L f2191861abf554ec03790090a233edfbae0918dd58c3382a3deefbbd4e1c6fd7
- 07 L 74e822a04208d75adab4bd49ddf0e9c29b286b1f9b76614dd0d686a0a96110d9
- 08 R 73e32f7f5f0aa9d19ab635c5df655dcd5934359942bc068648c393709386a02f
- root 6d3334fec76878bb2f90f821658ccf40608684d6be5285dd20b5a858bacfd629