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
MUNICIPALITY OF BANTAYAN, CEBU Award a ₱8.0M contract to ROVILLA CONSTRUCTIONMunicipalities
Transaction hash:
8d8a375c411a957a91ff2d0ab3719c67ee0148d5b689e45d1d88952b5a2fd347
Status:
Included and unchanged
Block:
#3,376 2,637 blocks after it
Position in block:
Transaction 4 of 12
Award day:
Mar 30, 2018 (8 yrs 7 mo ago)
Value:
₱7,999,424.17
Project:
PR2018-02-0055 (4) CL School Building at CTU
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 #3,376 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)MUNICIPALITY OF BANTAYAN, CEBU awarded it to ROVILLA CONSTRUCTION on 2018-03-30.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 Bantayan 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 8d8a375c41…2fd347now …
- 2. Block Merkle root changedstored 1465547952…9a0b48now …
- 3. Block #3376 hash changedstored bc52e2bfd9…1af59cnow …
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 11 records. Each step hashes the current value together with the sibling shown.
- leaf 8d8a375c411a957a91ff2d0ab3719c67ee0148d5b689e45d1d88952b5a2fd347
- 01 R 8e1b897d74d1775a190654f835dd06a93f3c4ee6db5a3778a5fde94a1bf45b99
- 02 R de87ba68906a87855d6268ca40bbb00cc79bf4c3a89104e3d04d73c25561c708
- 03 L 6d294c8773a0d31f20e99993bdb45f661fa2809ed0639dc41d1495fb4f53a3a6
- 04 R 49e083b122dc09ffa49fc4419ef533105d4be38ead4671ec7ff2252fecdb848e
- root 1465547952fe79745a91c6800cf2af37589c3be18ded31c857222afc009a0b48