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
MUNICIPALITY OF PIÑAN, ZAMBOANGA DEL NORTE Award a ₱968.2K contract to LONG ISLAND BUILDERS & CONSTRUCTIONMunicipalities
Transaction hash:
cab7d03e1e80f88cdcb0d35fdcc629d88d68548ba41f66c4829e4e99598b82a7
Status:
Included and unchanged
Block:
#2,634 3,379 blocks after it
Position in block:
Transaction 171 of 235
Award day:
Jan 12, 2016 (10 yrs 10 mo ago)
Value:
₱968,209.02
Project:
Construction Projects
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 #2,634 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)MUNICIPALITY OF PIÑAN, ZAMBOANGA DEL NORTE awarded it to LONG ISLAND BUILDERS & CONSTRUCTION on 2016-01-12.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 Piñan 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 cab7d03e1e…8b82a7now …
- 2. Block Merkle root changedstored 581adb6fb6…fd335enow …
- 3. Block #2634 hash changedstored 8c2316d8af…86d285now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 234 records. Each step hashes the current value together with the sibling shown.
- leaf cab7d03e1e80f88cdcb0d35fdcc629d88d68548ba41f66c4829e4e99598b82a7
- 01 L c9193bf0ab542aa2c687e0cae861fee695d5d90e4f2919362e76a61377c1b068
- 02 L ef3809444556483d350c569a25ac69361a0c85560b26c356b3c084ba2d9d4d58
- 03 R b4a91b7f8a4de40f16fe1f2764fcb0c090d77474fb81d150cee8c01f9f86fa63
- 04 L ff0a7b740790f2f68f144adb82144eb595f94b1a2df3e68f0c370870ff84542c
- 05 R 53e21e248414973a2561338eb6a5c721c676f00575b3796117afac8f5fc8688c
- 06 L 2170ed4ac949fe8142b6b10173104a2abad5162f5f77b704695ac92f8cbbb8ce
- 07 R 617f66c2b8830c6f82f1be09ad9eb825037f3a4ad406d27e306409b61d4fb529
- 08 L 9096247167d36913025195f2279c8711e2654ea0ee67e894183a09c4d1d47200
- root 581adb6fb6d22226fab72767b2fd2ed0a31a0e4e51239edc16d93c73effd335e