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 KALINGA Award a ₱2.9M contract to JMCWELLS ENGINEERING,CONSTRUCTION AND DEVELOPMENTProvinces
Transaction hash:
0f1dc34cdd99c1e96db07bbae48460dcdfb0141bb2b00cf9f8635e96f76225cf
Status:
Included and unchanged
Block:
#4,427 1,586 blocks after it
Position in block:
Transaction 21 of 247
Award day:
Apr 21, 2021 (5 yrs 6 mo ago)
From:
Value:
₱2,884,852.52
Project:
UPGRADING/IMPROVEMENT/REHABILITATION OF KPH
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 #4,427 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 KALINGA awarded it to JMCWELLS ENGINEERING,CONSTRUCTION AND DEVELOPMENT on 2021-04-21.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 Kalinga 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 0f1dc34cdd…6225cfnow …
- 2. Block Merkle root changedstored a18e5850f5…11c264now …
- 3. Block #4427 hash changedstored 316e46d27a…7d19e5now …
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 246 records. Each step hashes the current value together with the sibling shown.
- leaf 0f1dc34cdd99c1e96db07bbae48460dcdfb0141bb2b00cf9f8635e96f76225cf
- 01 L 0e58d3a29ed1cebd552d3da1b1a50bdbc62be8a68fd0059f9daf47f2736b893c
- 02 R 7a376657211d9023a72f89c025aae76dc7a579af70086e59beebf299198cd412
- 03 L 825d44a63779008ac2b4afecbe230f7b82ac6791668fb5d39236e4812d5fe30f
- 04 R 4b3bbc26fdc84a1a066b61eaf1865ea62264e1b8f263288ae92963bc68135652
- 05 L 4fcee6e1ac020d30a84eadb11e19d88aa8b47b8585fac85b49115c7d02a24e32
- 06 R 873d2d4f7d9f33fd5de93c94b3dc2936e54de2487b53a8a4f341fa0aaa0514df
- 07 R 1fdca3352ab64ae89cadcdfece1c85d0509f27220372d9d3253293f693760852
- 08 R 0d2d4fd9967d8edbdbfd0d6bb85e4cf75316e0f3b0d363500323bb5e4d4ba360
- root a18e5850f5ddb91b109fd02b6847fd779c8c087cc066352d59fe02c54c11c264