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 ₱2.0M contract to BENRAM CONSTRUCTIONCities
Transaction hash:
bc5620d6f0a4f4e40f1f306f1f09da99e0242450b70fa0f89d04c662eb3280af
Status:
Included and unchanged
Block:
#451 5,562 blocks after it
Position in block:
Transaction 6 of 10
Award day:
Oct 20, 2008 (18 yrs ago)
Value:
₱1,974,615.27
Project:
Improvement of Farm-to-Market Road at Sibulao-Dabuy, Sibulao
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 #451 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 BENRAM CONSTRUCTION on 2008-10-20.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 bc5620d6f0…3280afnow …
- 2. Block Merkle root changedstored ea8721ba53…7c8230now …
- 3. Block #451 hash changedstored dcf15a5ba0…ac52d4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf bc5620d6f0a4f4e40f1f306f1f09da99e0242450b70fa0f89d04c662eb3280af
- 01 R c0e275ddc562bb104c2fc9348b7a6e19606aba473290f5bce980d69ede341026
- 02 L 06e68b051241ad9350933aa886e413c3b2003ae5a8996d6346ec1d05625ed13c
- 03 L 01551b61200a135ba64d36ed8853909f89a0ac0f9ccf6809ae7acdc4ccfedba0
- 04 R b1155944e60fd86d5fb3a94f5a9523e87b3e89d67f155eb249f981bfc2c9de02
- root ea8721ba53b76a8599e3efdeae897a2c08aa9ff139356ebeee996d58587c8230