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 BAYOMBONG, NUEVA VISCAYA Award a ₱605.7K contract to MAYHALIGUE CONSTRUCTION & SUPPLY INC.Municipalities
Transaction hash:
2f75c17a294a22192bb7cf64269db56de149ddc3895fd7109d259be9a33b2b88
Status:
Included and unchanged
Block:
#2,462 3,551 blocks after it
Position in block:
Transaction 26 of 151
Award day:
Jul 15, 2015 (11 yrs 4 mo ago)
Value:
₱605,689.06
Project:
PROCUREMENT OF CIVIL WORKS
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 #2,462 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 BAYOMBONG, NUEVA VISCAYA awarded it to MAYHALIGUE CONSTRUCTION & SUPPLY INC. on 2015-07-15.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 Bayombong 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 2f75c17a29…3b2b88now …
- 2. Block Merkle root changedstored d9128b55ef…47b8d8now …
- 3. Block #2462 hash changedstored 5205715e3e…5fcde3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 150 records. Each step hashes the current value together with the sibling shown.
- leaf 2f75c17a294a22192bb7cf64269db56de149ddc3895fd7109d259be9a33b2b88
- 01 R 2fbec29904158af69a3173cac2f3e3d0ec3e7686e0a862fe268e4ba6f492da1b
- 02 L 57d3e6f3eeee545c2d8df4f191eaabdb0b74775eefa535201bc3df7d8fc33532
- 03 R 34e386b0fdaf971b4d2159978773477a5ada8dbc81c869ee4908b9304b529138
- 04 L 6fddfd6beba5d07ba3891d1d05b79581534ba05c8d6a30348e3853696f2bd9e9
- 05 L 951d84efaaf0e55c2d5bfed15d9ab0c2472f8b75962d438ed7fefeb37e63b7d2
- 06 R fdda833580d78ae5e00b1d1a9a3975ddc7105d56f714a769f07153dc4996c571
- 07 R 7d289ff56ce34f7de383d49e2e649ac572f48e074ac2f5203443ed99949343f9
- 08 R 635d887e73c7b7b9b1d19ad548bd2134bf9286ab68029ed3b103a7dfd26e0f73
- root d9128b55ef19d2c957a937db0a609907e0ab75ba556aec4bb3940fac3047b8d8