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 MANDAUE, CEBU Award a ₱17.2M contract to BNR CONSTRUCTION AND DEVELOPMENT CORPORATIONCities
Transaction hash:
93bba2da0a69dd014e5844de089de0aceb0aef3c3de977fa16d7673cfc7a31ae
Status:
Included and unchanged
Block:
#4,246 1,767 blocks after it
Position in block:
Transaction 3 of 4
Award day:
Oct 10, 2020 (6 yrs 1 mo ago)
Value:
₱17,218,402.15
Project:
Proposed Perimeter Fence at Mandaue City Jail (rev
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 #4,246 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 MANDAUE, CEBU awarded it to BNR CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-10-10.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 Mandaue 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 93bba2da0a…7a31aenow …
- 2. Block Merkle root changedstored 28c8de9ae9…9387cdnow …
- 3. Block #4246 hash changedstored edd23409c5…a21a03now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (2 steps)
How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.
- leaf 93bba2da0a69dd014e5844de089de0aceb0aef3c3de977fa16d7673cfc7a31ae
- 01 L 65b1910a8f3a8f55324083e97bfae9515d6037116552a05badc52c8e78f89a9f
- 02 L 18d10900244f1e16043cc622fe2f02e796594ae5ca54f3bb299164d2d9d36680
- root 28c8de9ae9e3f677e002298ee3756007f91a53b063bda32a36a3ebb02a9387cd