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 SAN ESTEBAN, ILOCOS SUR Award a ₱19.9M contract to MBB CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
906e3dc00de92bcca2ccd856095542a69c9a01e3287e1ee319bc17c3a6617c8e
Status:
Included and unchanged
Block:
#4,964 1,049 blocks after it
Position in block:
Transaction 3 of 5
Award day:
Nov 1, 2022 (4 yrs ago)
Value:
₱19,866,714.44
Project:
CONSTRUCTION/IMPROVEMENT OF APATOT 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 #4,964 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 SAN ESTEBAN, ILOCOS SUR awarded it to MBB CONSTRUCTION & SUPPLY on 2022-11-01.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 San Esteban 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 906e3dc00d…617c8enow …
- 2. Block Merkle root changedstored eb3fc051a3…3fbd99now …
- 3. Block #4964 hash changedstored 7912232286…582e3anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 4 records. Each step hashes the current value together with the sibling shown.
- leaf 906e3dc00de92bcca2ccd856095542a69c9a01e3287e1ee319bc17c3a6617c8e
- 01 L 0951c81ffbd30a4412941870a5a5e204a85625938dea44dbfb7bbfd5ecbfd050
- 02 L ff8b749f0aa9471a3a82a2f7693a78a1aab7ce9481929a8cb0cc0f979ee46557
- 03 R 2620921dd3a1358fcefb192d231cff1da80a70573a381acb06c971a6dd9bb396
- root eb3fc051a335fd389fdcba5ed9cc56f25127892f2f4403d06d8b2350413fbd99