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 ALBAY Award a ₱493.3K contract to JAG-VAIL CONSTRUCTION & SUPPLYProvinces
Transaction hash:
cf38b680a75119ea6ced012baa86cd96bfca97bde192a097356cc7659e9750c1
Status:
Included and unchanged
Block:
#2,273 3,740 blocks after it
Position in block:
Transaction 98 of 111
Award day:
Dec 16, 2014 (11 yrs 10 mo ago)
From:
Value:
₱493,318.23
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 #2,273 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 ALBAY awarded it to JAG-VAIL CONSTRUCTION & SUPPLY on 2014-12-16.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 Albay 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 cf38b680a7…9750c1now …
- 2. Block Merkle root changedstored d3f5ebe8af…560f4fnow …
- 3. Block #2273 hash changedstored c62e356f17…9a586dnow …
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 110 records. Each step hashes the current value together with the sibling shown.
- leaf cf38b680a75119ea6ced012baa86cd96bfca97bde192a097356cc7659e9750c1
- 01 R d7acbb3ea59b380efcb44b35a23ccdb6919f6359e91f6024ff9f270b7793cafe
- 02 L e852276aadc07bfb4d27b47b463811967c8d3c8f48385e8054957b6618764969
- 03 R cd70ce7aba92ecf768e7c3fa8f60825985f0eba739c3ecae67cb611cb6b3652d
- 04 R cef59443c0b16ae35aba0a1ce1c927bf5dea890f1219babddc13adcf174ff472
- 05 R d6c604d7660360aad7151d10969749ddb9b6b3f6782bce46879f7aa4b65371a0
- 06 L 0353ca6c818920b6a4bcc7c8046c8039a2fb0897012d750259700deba225db30
- 07 L a9cc446610928cd2b373b86c5273daa9e879847f98bd9d9ca36471ba4c35f7e0
- root d3f5ebe8af686e73ff8891c691860d745a45c23262768870df2fd30b6f560f4f