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 ₱946.8K contract to ZAMBOANGA 5DJ BUILDERS, INC.Cities
Transaction hash:
dd59e3ac8d0d76da69607fa7854651b4445bb947d61f1bceb731c62bdf06fa35
Status:
Included and unchanged
Block:
#595 5,418 blocks after it
Position in block:
Transaction 18 of 22
Award day:
May 11, 2009 (17 yrs 6 mo ago)
Value:
₱946,769.82
Project:
Concreting of Road / Improvement of Farm-to-Market Road (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 #595 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 ZAMBOANGA 5DJ BUILDERS, INC. on 2009-05-11.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 dd59e3ac8d…06fa35now …
- 2. Block Merkle root changedstored 40b3825a14…6e0adanow …
- 3. Block #595 hash changedstored 3a1be65339…281762now …
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 21 records. Each step hashes the current value together with the sibling shown.
- leaf dd59e3ac8d0d76da69607fa7854651b4445bb947d61f1bceb731c62bdf06fa35
- 01 R efff13988f071397021f41a5cfe717a45e4faee543c261b04c5b732930bfcd24
- 02 L efddb4c185c00114d6fe179ed05f9217916b7e20fbef7bd6f5c9155f4a63fb70
- 03 R f67d00fbfde39680ca735ff18a1dfacc861444147d80c3524247ae4734aa870a
- 04 R aa6a9c478f575ed55312d9aa93a1577c63121717ee01486129181ad74bc856bb
- 05 L 89a4b44cdce575449dc66d84eed6720534691171cd4078b1a023b19a7c74386d
- root 40b3825a14538131e31c6e2442a26edfedd18704483698ce0daaeb46726e0ada