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
CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱497.5K contract to IIEE CONSTRUCTIONCities
Transaction hash:
63e89b7556d6ef6ee37623e7a22879b7b78bc6c2ba94c4aafd0c9dbf3776df2c
Status:
Included and unchanged
Block:
#365 5,648 blocks after it
Position in block:
Transaction 7 of 19
Award day:
Jun 23, 2008 (18 yrs 4 mo ago)
Value:
₱497,492.86
Project:
Concreting of Road at Patalon
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 #365 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)CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to IIEE CONSTRUCTION on 2008-06-23.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 City of Zamboanga 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 63e89b7556…76df2cnow …
- 2. Block Merkle root changedstored 5328dde99a…456f0bnow …
- 3. Block #365 hash changedstored dd802ed0e9…ac01c5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 18 records. Each step hashes the current value together with the sibling shown.
- leaf 63e89b7556d6ef6ee37623e7a22879b7b78bc6c2ba94c4aafd0c9dbf3776df2c
- 01 L 4fefb7d1f0b2a97e2b283f4710e7c88d411d55a689c93ae54929e71fe4739fb1
- 02 L 3ccea9b2b7b2461c4aff6731a24fd10f1bf3b5d9b9d0b2ca70b505fc947f79ae
- 03 L ba938ee776b630d618a596e878488f5e846ea4880d65c1793bd20f88c91823d0
- 04 R ca633a247df2c1f0f23c894147d699739ee950cf39ad121f813e683984520b8d
- 05 R 711f03360a27d35d371c7af628b4bc7fc95cd1552a300c09c7fd5ea4c9acc9ca
- root 5328dde99ae5c5ef504c18b8f8366faa3c0c478b3168151f69ecd805fb456f0b