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 LAPUYAN, ZAMBOANGA DEL SUR Award a ₱1.2M contract to MDS CONSTRUCTION & ENTERPRISEMunicipalities
Transaction hash:
228cdae04c0f1b3acfd4bf77649cf6a6b4c560f125471163377b5cb5ceb4daa4
Status:
Included and unchanged
Block:
#4,199 1,814 blocks after it
Position in block:
Transaction 4 of 52
Award day:
Aug 21, 2020 (6 yrs 2 mo ago)
Value:
₱1,221,710.40
Project:
EARTHFILLING OF COVERED COURT BOY SCOUT CAMP AND MARKET AREA (PB-LAP-2020-076)
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 #4,199 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 LAPUYAN, ZAMBOANGA DEL SUR awarded it to MDS CONSTRUCTION & ENTERPRISE on 2020-08-21.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 Lapuyan 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 228cdae04c…b4daa4now …
- 2. Block Merkle root changedstored d03f304184…ef2d33now …
- 3. Block #4199 hash changedstored 32da363d73…909793now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.
- leaf 228cdae04c0f1b3acfd4bf77649cf6a6b4c560f125471163377b5cb5ceb4daa4
- 01 R 272e8ac9805e14de6ca52a13c84c4ca4c8a928ce612abd45277abe8253a9c63d
- 02 R 147bc3ca929b7d733792dafc1f09a974ca803ca4b298020dc4ced69eb4aaf556
- 03 L b930a3d6f575a79f1c9a33a05ae98be9bcefbb58cb31cea061c69c53b9c1d855
- 04 R e1fb5f8421f6fb580449dc2d7cc219dfcc02ef611ce5850ac089fb6cfac25a63
- 05 R cc74f7e5d3da2c98865f1e3fba0384e859da10f0dec19de389d9fa37b084dc56
- 06 R d24f8d160b1c60a628582475682f5df152c32a81b428316a6b331827d8c8c058
- root d03f3041849a5b46d7b6ebb8ff660e1d17df02d631da63939a9d333cdaef2d33