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 LUBANG, OCCIDENTAL MINDORO Award a ₱213.0K contract to BLACER CONSTRUCTION CORP.Municipalities
Transaction hash:
62c2e15841bcd3bf16936459cf646f7aa81b39a0f0b33c0cec7a35c6daefabfa
Status:
Included and unchanged
Block:
#4,235 1,778 blocks after it
Position in block:
Transaction 80 of 197
Award day:
Sep 28, 2020 (6 yrs 1 mo ago)
Value:
₱212,994.90
Project:
Water System
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 #4,235 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 LUBANG, OCCIDENTAL MINDORO awarded it to BLACER CONSTRUCTION CORP. on 2020-09-28.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 Lubang gave a "unmodified" 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 62c2e15841…efabfanow …
- 2. Block Merkle root changedstored 5f360433e3…c624cfnow …
- 3. Block #4235 hash changedstored 0d79d0aaef…44ea7bnow …
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 196 records. Each step hashes the current value together with the sibling shown.
- leaf 62c2e15841bcd3bf16936459cf646f7aa81b39a0f0b33c0cec7a35c6daefabfa
- 01 R 67a78001538005913661a8654f22869c1f07278466595abb1e1e75d0292ba9db
- 02 R db38655f2b3dc5e94fbecbe9ee1c88652a9ba507f896f6680ea395883a0daee1
- 03 R f187482865ba70a3e452a63707555b8f44702d9e76b90020302c62a34c951872
- 04 R 99e6fcadd1d9036aeaa94d148aee7c40bf222e7338216bf555e8d917a814cfd8
- 05 L 33531a82e5ff1080d65da44d46a26c784c1ec4272cb82ab462f427e1c7f9298e
- 06 R 91457a03ba2ee8d45e609622aa5d49c42e0cc83630784ab018cc9c25ccc8a903
- 07 L 9e296ac64f73cd972eae20c82f82fb72ed7a96d2282e2ab48d43afb6680b13ef
- 08 R 81cc2c57bc93b6b6135dbc150da5d0e579465ae9b75fc95dc14557bcdb62fcb3
- root 5f360433e3dcec674409fbbbedb8b6b0be542e9219ae1aae66d9f79707c624cf