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 BANNA, ILOCOS NORTE Award a ₱8.9M contract to VVH CONSTRUCTION CORPORATIONMunicipalities
Transaction hash:
b48b7d7efd1bc6c4e09ba4cd614b2a4ab4bae7ce05e12807a16712c3ae5f495a
Status:
Included and unchanged
Block:
#1,616 4,397 blocks after it
Position in block:
Transaction 21 of 32
Award day:
Nov 21, 2012 (13 yrs 11 mo ago)
Value:
₱8,906,630.80
Project:
Construction of Flood Control Structures Along Bongo River (Brgy.Hilario, Banna, Ilocos Norte)
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 #1,616 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 BANNA, ILOCOS NORTE awarded it to VVH CONSTRUCTION CORPORATION on 2012-11-21.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 Banna 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 b48b7d7efd…5f495anow …
- 2. Block Merkle root changedstored 10811ed88d…df38acnow …
- 3. Block #1616 hash changedstored fe9fa76330…5d1c0bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 31 records. Each step hashes the current value together with the sibling shown.
- leaf b48b7d7efd1bc6c4e09ba4cd614b2a4ab4bae7ce05e12807a16712c3ae5f495a
- 01 L 9ce3ca3836f0292139be99ec016a38a662e48cd081f7b907d0a64fe5fb408697
- 02 R e1d9abb86a7f93d31ab775b2c90def7c5286493bc8b3ff7b19a81fc4a9877e7a
- 03 L 6fe55063761e17c1123d9fea69244827670ea35ce3f643375f140050f84ce1bc
- 04 R 43602150facb8240103d0e89d5ca64099ef818e729459d97dd773982675ff863
- 05 L 77010b7bce6e064bb816354dcc0545c8c004b83bc32f4e505cb4679516064bd5
- root 10811ed88df6bc43a5cda54f357704b59426a02ebde75d12426534a262df38ac