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 MACALELON, QUEZON Award a ₱2.0M contract to J&R MENDENILLA CONSTRUCTION SUPPLY & GEN. MSDE.Municipalities
Transaction hash:
1844c8dcefca368080d057ecc75a3e70b35915398475d7e477013452f5e6ed48
Status:
Included and unchanged
Block:
#4,803 1,210 blocks after it
Position in block:
Transaction 16 of 173
Award day:
May 18, 2022 (4 yrs 5 mo ago)
Value:
₱1,997,433.39
Project:
Construction of Barangay Mambog FMR
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 #4,803 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 MACALELON, QUEZON awarded it to J&R MENDENILLA CONSTRUCTION SUPPLY & GEN. MSDE. on 2022-05-18.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 Macalelon 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 1844c8dcef…e6ed48now …
- 2. Block Merkle root changedstored 81c70453e4…864e94now …
- 3. Block #4803 hash changedstored 59b69be5e2…757406now …
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 172 records. Each step hashes the current value together with the sibling shown.
- leaf 1844c8dcefca368080d057ecc75a3e70b35915398475d7e477013452f5e6ed48
- 01 R 1e155148226eaf7fff3ea7d9b3884ed3ae5d35f766014b7c898e48f247755667
- 02 R 3eb55e7450e6f680c0373e389cd8bda3c41be068f895a2e24095fe8f4bce16d4
- 03 R d8ceecbb8fab2814e8ddc0885643bd00a8ad0f18e3b421aaf660c394ca9d4561
- 04 R 41e10ad3c67e4dfe695f1404c062531a844d34b8c00a069eed9c3515a0a619d0
- 05 L 6c21cb094a185d056a81bf8612cce95dc2ddd877191b648fabcd71a065c9326a
- 06 R 9ab6d17da13b733372668bdd0d60a5dc18f982133e0da8c92615bd64cdbe7753
- 07 R 5d619498d00b035970ba1f984b74488cf3da55fcca57a0bc13aaaaff0316306d
- 08 R 76093d4d8b7ceadcdd544278c15976683fed6404930b3c446436cce8c3853254
- root 81c70453e4dbc93c36088e0958ec4044fa28099a2885f47ad97b9b5049864e94