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 DANAO, CEBU Award a ₱999.0K contract to VIRLO CONSTRUCTIONCities
Transaction hash:
f3020f5af202da066e689a92648e78d18d44465dae3427836effe59a5794a9c1
Status:
Included and unchanged
Block:
#779 5,234 blocks after it
Position in block:
Transaction 7 of 8
Award day:
Jan 19, 2010 (16 yrs 9 mo ago)
From:
Value:
₱999,001.00
Project:
Infrastructure Project for Concreting of Brgy Road Poblacion, Sabang, Danao City.
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 #779 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 DANAO, CEBU awarded it to VIRLO CONSTRUCTION on 2010-01-19.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 Danao City 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 f3020f5af2…94a9c1now …
- 2. Block Merkle root changedstored 7c4a0d0eeb…c6a8ebnow …
- 3. Block #779 hash changedstored 56a7e65991…d1fbb7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.
- leaf f3020f5af202da066e689a92648e78d18d44465dae3427836effe59a5794a9c1
- 01 L d5aff2e16bc260bf9647e3dd0e69b0047bce7957316146a102473c349f4eab69
- 02 L 8ca4aabc3eb0d8b74978a496ea1590509182c73f998f18eec9c437c69aa69bd5
- 03 L 34289b14eff797d58be0dc72f94b4471493671c527ea145c30140b03510737d0
- root 7c4a0d0eeb0948319063227d6ffa59a998c682d456e86320e4a86502abc6a8eb