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 ₱1.5M contract to IIEE CONSTRUCTIONCities
Transaction hash:
cc1d0ed91bb6309b6ca89cbff842ecf01d7bb038c6bda11a273b6b0f3e6f3bca
Status:
Included and unchanged
Block:
#339 5,674 blocks after it
Position in block:
Transaction 36 of 43
Award day:
May 15, 2008 (18 yrs 5 mo ago)
Value:
₱1,494,344.06
Project:
Construction of Slope Protection (Cluster)
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 #339 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 2008-05-15.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 cc1d0ed91b…6f3bcanow …
- 2. Block Merkle root changedstored 96ce26b9d0…69142dnow …
- 3. Block #339 hash changedstored abe66bb7c5…2bb2ecnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 42 records. Each step hashes the current value together with the sibling shown.
- leaf cc1d0ed91bb6309b6ca89cbff842ecf01d7bb038c6bda11a273b6b0f3e6f3bca
- 01 R d3990f95d9749494da2a721405fb08ae5ea9a6ada36dff82c8d78f0293f2cd06
- 02 R c2f26ecde52219639d52497d7b5f62593717c30c28524c38635805baa3bf8bf4
- 03 L 7796e04d08090c4a536ca45e28ac464e56ef6f67b7e20f8a0f884080ffed3051
- 04 R 4b952fbfad2a913ae090c8d58b67da5c7492463c96fa8366bac5da8cb480c1c5
- 05 R 7e79481d663396679c09a36dd82e1de7dfeda72a09f43fce2fa4d7f10d1f798d
- 06 L 489873b956b6b8b89f1851e7bf83aef0c4d48989e85ca2bf0aca35200cb2c51f
- root 96ce26b9d0b7a2d8c5d0c9ea2012cb9614ecc0ec7a9773725308882d8c69142d