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 BASILISA, DINAGAT ISLAND Award a ₱4.0M contract to ALGAMON CONSTRUCTIONMunicipalities
Transaction hash:
3e389f33d1bd5545f103405ee8ee87d485128d1f4873e3ed22178fc3e8a76570
Status:
Included and unchanged
Block:
#4,511 1,502 blocks after it
Position in block:
Transaction 2 of 4
Award day:
Jul 18, 2021 (5 yrs 3 mo ago)
Value:
₱3,984,985.02
Project:
CONSTRUCTION OF FLOOD CONTROL
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 #4,511 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 BASILISA, DINAGAT ISLAND awarded it to ALGAMON CONSTRUCTION on 2021-07-18.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 Basilisa 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 3e389f33d1…a76570now …
- 2. Block Merkle root changedstored c424122c67…8a2b8enow …
- 3. Block #4511 hash changedstored c0f0e27163…8aea24now …
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 3e389f33d1bd5545f103405ee8ee87d485128d1f4873e3ed22178fc3e8a76570
- 01 R ccc5f21d1f08bf5b079afe595560b031f8d28750c4a6973f9fae82215e55e608
- 02 L fb3cee23ac70cb4f273c24cad519f5c15003e52fe5a1fda4221ea245a2bd8903
- root c424122c67f9da2876ffa62ca18972704aa7e8bbab4027526404fdec4f8a2b8e