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
PROVINCE OF ILOCOS NORTE Award a ₱764.1K contract to SHAWIN KONSTRAK CONSTRUCTION AND CONSTRUCTION SUPPLYProvinces
Transaction hash:
bbb7d426e19ca490ef8f6fc03c7c92471104a37a7da71e541b884eaef308f5df
Status:
Included and unchanged
Block:
#2,583 3,430 blocks after it
Position in block:
Transaction 90 of 125
Award day:
Nov 20, 2015 (10 yrs 11 mo ago)
Value:
₱764,120.87
Project:
Construction Project
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 #2,583 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)PROVINCE OF ILOCOS NORTE awarded it to SHAWIN KONSTRAK CONSTRUCTION AND CONSTRUCTION SUPPLY on 2015-11-20.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 Ilocos Norte gave a "unmodified" 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 bbb7d426e1…08f5dfnow …
- 2. Block Merkle root changedstored 31af6db06b…3e10b3now …
- 3. Block #2583 hash changedstored 3eca7d75c7…c35b61now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 124 records. Each step hashes the current value together with the sibling shown.
- leaf bbb7d426e19ca490ef8f6fc03c7c92471104a37a7da71e541b884eaef308f5df
- 01 R bc20c3aa11d32eea2062a8449df93fe09aafbc3baab3309605353bbf084814c5
- 02 L b04ae2ae08435ef37f3b98826931ee2a26635746c5de77d9983030c6a3f93554
- 03 R 63855271a9226c88837dad080a9fc07660a267cdf3900070bf0da060bf36e4ac
- 04 L e37977b6a496bbc83647ae799bc157a6d0efd324543234cf4664d16d6928a8ab
- 05 L 9516f4706891fa74c687001ef1d1e83a72c3943b119d5a4169272a386d513249
- 06 R 8e64cec18220384822093967f12eb66c7494efabdeddf3385ebd768713a332ec
- 07 L 4c414a1c5eefc860ea7d4ff50fb6f1460689f6c1e0737575899c50fa7e571a82
- root 31af6db06b0dfa3e3873af662b936d82636a855a47906991426ebf71ed3e10b3