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
PROVINCE OF LEYTE Award a ₱2.3M contract to M.A.M CONSTRUCTIONProvinces
Transaction hash:
462ecdcaffc9d184f5c0324e50a1772eb59e9475f9434e1326582ef44acdbb8d
Status:
Included and unchanged
Block:
#5,660 353 blocks after it
Position in block:
Transaction 30 of 120
Award day:
Oct 23, 2024 (2 yrs ago)
From:
Value:
₱2,256,619.95
Project:
M.A.M CONSTRUCTION
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 #5,660 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)PROVINCE OF LEYTE awarded it to M.A.M CONSTRUCTION on 2024-10-23.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 Leyte 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 462ecdcaff…cdbb8dnow …
- 2. Block Merkle root changedstored 0b7883bbd9…55f00cnow …
- 3. Block #5660 hash changedstored eac4b2737b…b328a3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 119 records. Each step hashes the current value together with the sibling shown.
- leaf 462ecdcaffc9d184f5c0324e50a1772eb59e9475f9434e1326582ef44acdbb8d
- 01 R 4f47a08c06406683078c8d5158601367804ca511c24f397fcee60aabc8b305b2
- 02 L 6641c8720f2e114da4d089f7a310755aad277605ef2030e59e0c9f9c54ea8404
- 03 L a540f50bc2b40fa2278693f832480e10e8cec2e20197427afea0272e410283df
- 04 L dc273572533c4509472386955be22c1255d07a0581136cc3b257975c8a9df056
- 05 L 8e18b74ffc821b75f6039d85e7f9414bd48a988d3a7e223c333c60c9135db837
- 06 R c378542bcb5537ac4adba268e84f8aa7a1d94187c36923826c00f6c369e3508c
- 07 R 1429f9c7fafdb0a583b07a9a0d376218f8637702aeeea066c48dd926f63409fe
- root 0b7883bbd99175edd203ff626223ef452936fc79741e538a8c4b8ff6fa55f00c