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
CITY OF CAVITE Award a ₱3.0M contract to CBS CONSTRUCTION & CONSTRUCTION SUPPLYCities
Transaction hash:
757e12abcb2a345dff122a74a7a6bf8c4a48551b0b9601944181d640c6cfb71a
Status:
Included and unchanged
Block:
#4,386 1,627 blocks after it
Position in block:
Transaction 138 of 309
Award day:
Mar 10, 2021 (5 yrs 8 mo ago)
From:
Value:
₱2,995,714.80
Project:
Concrete Upgrading along Rodriguez St
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 #4,386 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)CITY OF CAVITE awarded it to CBS CONSTRUCTION & CONSTRUCTION SUPPLY on 2021-03-10.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 City of Cavite 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 757e12abcb…cfb71anow …
- 2. Block Merkle root changedstored decd4c4844…88ebd4now …
- 3. Block #4386 hash changedstored 5641f2df16…d4a4c7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 308 records. Each step hashes the current value together with the sibling shown.
- leaf 757e12abcb2a345dff122a74a7a6bf8c4a48551b0b9601944181d640c6cfb71a
- 01 R 76315ff709c7a14c7c537d92492c0d014293ccdd4836a4b448819c59d6eb7d4a
- 02 L 9b4d35accd1160e9ccd641cd451f7f047b5564629821c698b896005cf762aa66
- 03 R 97549bea4e0c9fa08593494d7b3623d104826f063c0fa923b4a5cc108247bf37
- 04 L 28fba873ce1595b6c58cc898393b4e3daf1d9908dac3e9ba21707b8775648c66
- 05 R 807ae68c19e71b5521c41712f61614cbe45c603a7d79ce444787879210458927
- 06 R 220446764d08931943508f3dc862a361065d54b0b8dbb774cca43184e07bcef8
- 07 R 71d3ed8fa2078932ab2aa77545b63aa629556617c1e9a5245cc4e201e816a23a
- 08 L 4a21eeeaf43792c1dea9146bce28f41ec2519339693a59671c6da751251170f0
- 09 R 14707d9b372a4d90f3fdc2712e25ceaecf49836b9106ab1e1e8b5baae922d9e3
- root decd4c4844280178113db631c321aa003a8632c9b38b6e866742d6d4fd88ebd4