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
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱13.9M contract to FRANDEL CONSTRUCTION AND DEVELOPMENT CORP.National agencies
Transaction hash:
4e1cf5f5f6b30471be5294cb0470fb31f8de46b0a9fca68eb6ae0862fbd6a408
Status:
Included and unchanged
Block:
#4,916 1,097 blocks after it
Position in block:
Transaction 69 of 219
Award day:
Sep 13, 2022 (4 yrs 2 mo ago)
Value:
₱13,854,786.62
Project:
22DB0152-Concreting of Farm-to-Mill Road
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 #4,916 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)DPWH lists the funding source as "Outside Infra - SRA 2022 Farm-to-Mill Roads and Bridges". The exact UACS line is not given.Partly
- 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)DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to FRANDEL CONSTRUCTION AND DEVELOPMENT CORP. on 2022-09-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DB0152: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-12-12). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 4e1cf5f5f6…d6a408now …
- 2. Block Merkle root changedstored 9e7ed8e67f…346d0bnow …
- 3. Block #4916 hash changedstored 76da4ee9de…2ab86cnow …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf 4e1cf5f5f6b30471be5294cb0470fb31f8de46b0a9fca68eb6ae0862fbd6a408
- 01 L 49529afa42e18d7f821899e642e6aa5e163da7031d1527de8ff9ceeeda336c8d
- 02 R f29317083367bccfe85d0cf138e3ef8daf9c5d1700f1734d35848d11815dc4c8
- 03 L f44ab289bcb6bf7bdc48fd589ca13ab01517b9d7972a6176fd1ab1e6850bf97c
- 04 R 03de6da6d9146d8bdf6ee230f4160fcb47dcb02b94128cea887c1c663839b6ff
- 05 R c2d73fb68ed1da38463423e69a7e82acedf23528169561e23e0579396a4c380c
- 06 R afb59adba67169404775041304d929bbd2cb2d661aa86b7472ad637c284c7aca
- 07 L 35417ae0f71a4321140a54bc73a4db79ed0a59bfd09f8b573f5b06530e701e0a
- 08 R e572f2961e4bcd6fa5cad3bdb916d6a09358826fd4ae86bc8b63f014a52c2807
- root 9e7ed8e67fd114a0bdbb25f6acc48b02972ea72cfffb2bbd5ddb030ebd346d0b