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 CAMARINES SUR Award a ₱493.9K contract to P.R. HIZO CONSTRUCTION & SUPPLYProvinces
Transaction hash:
93c98ce19da9e11bb46dcd3ffe3163d0869c861dcc74b33e9bc505140b32a6d1
Status:
Included and unchanged
Block:
#1,217 4,796 blocks after it
Position in block:
Transaction 38 of 63
Award day:
Aug 15, 2011 (15 yrs 2 mo ago)
Value:
₱493,925.45
Project:
Road Concreting Mabalodbalod, Tigaon, Cam. Sur
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 #1,217 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 CAMARINES SUR awarded it to P.R. HIZO CONSTRUCTION & SUPPLY on 2011-08-15.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 Camarines Sur 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 93c98ce19d…32a6d1now …
- 2. Block Merkle root changedstored 069293f7c9…f2490enow …
- 3. Block #1217 hash changedstored a16a255340…a5de12now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 62 records. Each step hashes the current value together with the sibling shown.
- leaf 93c98ce19da9e11bb46dcd3ffe3163d0869c861dcc74b33e9bc505140b32a6d1
- 01 R 9b1120e85a502bae190717bbab380f08914d23b63b5ade29994234ceb7fae1a3
- 02 L eec803698d803d3bfec5415425d8d0d04df23dc8dea117fd7a9b699e3eb78f39
- 03 L efabe797cf4a75cf8737dba20384cd91f446b2949ae90c809b5b68fcb3b1c374
- 04 R 125662a9299ec8867d82888e3994954a08d660a7eda89b7e8eaae31c41114c1c
- 05 R 099688fc8c638af3a6ec44513f71be0caf226aa0152db998ac01b80eb7923a31
- 06 L 43166136e4c2cda55e1db2f25bd91714fac39bc7d19b47065ec2467bb10fa609
- root 069293f7c90e3062563c63a04fc8f59a1ae8735ac24f94eb9ae72b6d31f2490e