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 CAGAYAN Award a ₱3.0M contract to ROSA MYSTICA CONSTRUCTIONProvinces
Transaction hash:
075a8a20046f556f5aed9cce70dd9808e370d880b9aab37178f84224daeea32f
Status:
Included and unchanged
Block:
#3,760 2,253 blocks after it
Position in block:
Transaction 0 of 11
Award day:
May 10, 2019 (7 yrs 6 mo ago)
From:
Value:
₱2,993,022.94
Project:
Repair / Improvement
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 #3,760 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 CAGAYAN awarded it to ROSA MYSTICA CONSTRUCTION on 2019-05-10.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 Cagayan 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 075a8a2004…eea32fnow …
- 2. Block Merkle root changedstored 19784caf74…9d5f1enow …
- 3. Block #3760 hash changedstored aea148fa9c…9590e4now …
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 10 records. Each step hashes the current value together with the sibling shown.
- leaf 075a8a20046f556f5aed9cce70dd9808e370d880b9aab37178f84224daeea32f
- 01 R 28d7281b37cc15e6df945ab242bb287cf00e732fd92bd3e4f1dd24eb82a4fcad
- 02 R 86dc4f5ab65cdb58d9b37d7c7ddd113d56e625bcce1d285a973c2c2c13ae4e5f
- 03 R 4dc387497f775ffacda0d5584849230fd83c1aa6e2dbaee22dd52b2444b5776e
- 04 R 4ade99a1907b4b732496d340119707e82449b08fd4e14cf70d1e0b34d450287c
- root 19784caf74c04062068b81b2e6e994c47f581e5458d14f34dde8df5c6d9d5f1e