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 ₱1.9M contract to LONG ISLAND BUILDERS & CONSTRUCTIONCities
Transaction hash:
cd283d982cdc148e89991c3c1449b5d8438477d7539df66c5e4c5aab583fefe2
Status:
Included and unchanged
Block:
#956 5,057 blocks after it
Position in block:
Transaction 29 of 37
Award day:
Sep 14, 2010 (16 yrs 1 mo ago)
Value:
₱1,950,000.00
Project:
Construction of Slope Protection / Concreting of 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 #956 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 LONG ISLAND BUILDERS & CONSTRUCTION on 2010-09-14.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 cd283d982c…3fefe2now …
- 2. Block Merkle root changedstored c723fd45b8…e67f97now …
- 3. Block #956 hash changedstored c723d10130…5722c6now …
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 36 records. Each step hashes the current value together with the sibling shown.
- leaf cd283d982cdc148e89991c3c1449b5d8438477d7539df66c5e4c5aab583fefe2
- 01 L bd1da1a40177f178c2eb566c8a9567e9613cc49a61b24851bf7d561bf654e3f9
- 02 R 75dd61b5219b01e46fd01dca4a4839535d82653f03810b05d7554d1944ee6a0e
- 03 L ac5b68cfa47cfc7880a2c2a748059b957df33813f0113fbabdf41ccf11c5ff5f
- 04 L 92b14c16c251bb518c51db9ea180bfa92cc2d087910b0717a662f0deef43d48d
- 05 L 84ee726a1cab3596d9b5cffc0504eb051fba2415b3669242f0aebc36dd78f204
- 06 R ca4f57a196d4bdd24f7781b9650275a04d697ff17e5c79ee6e74f438ab59f267
- root c723fd45b8a55a074da2cee7a2373e4e1a8895b229b49d3ec1c3358653e67f97