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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 4TH Award a ₱1.9M contract to J.C NIETO CONSTRUCTIONNational agencies
Transaction hash:
c4e4b4f32a6007bbc256a7110b5cdc6951b80c3dbbb7acd1f1f13f2df2ea6460
Status:
Included and unchanged
Block:
#5,516 497 blocks after it
Position in block:
Transaction 308 of 399
Award day:
May 28, 2024 (2 yrs 5 mo ago)
Value:
₱1,931,213.87
Project:
24FG0104 - Construction (Completion) of Multi-Purp
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 #5,516 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 "Regular Infra - GAA 2024 SSP", i.e. the FY2024 GAA. 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 4TH awarded it to J.C NIETO CONSTRUCTION on 2024-05-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24FG0104: 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 2024-09-07). 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 c4e4b4f32a…ea6460now …
- 2. Block Merkle root changedstored b72d6b5e56…6370b7now …
- 3. Block #5516 hash changedstored 039a3afeff…bf42e3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 398 records. Each step hashes the current value together with the sibling shown.
- leaf c4e4b4f32a6007bbc256a7110b5cdc6951b80c3dbbb7acd1f1f13f2df2ea6460
- 01 R c54ac46ae02e6adc7be312ff13489c24300b208b33936ee74005f7096c2ee36c
- 02 R 7ade88bd11b8518df8bd358d79c6637ba9411f97ac43fadddb6ca5f759ad403f
- 03 L 86b83ff393010d57d8067f9f383ee6f014e39e93fe8c222fb6df1216670b1a5a
- 04 R a0d0cddcbd247c0dcbdc45df4dc14f81764224227ba69201c40528f3e0f90f0a
- 05 L 4caf8fbfb4450c949524e7e56391c098d566c426520806b71223a621afb88c77
- 06 L 3f9da83429789380d08bbf73f294dc132688360eb6ee215bb5484752466f3f9c
- 07 R 811ca368478923d8e079be132695e1696c817106e680516a00d62deed9cc93b3
- 08 R e0ede3bcb8faa87057eb5362ed061cba1eaf193ea45b6756e082e3e1b84d2283
- 09 L 067578ae14c596f1deb8bbae8e131182ebc1426561d3d3f4a7cbb3e28cf56f15
- root b72d6b5e56d733c1e293513d96d32253c9857ae9f9c5a0e875d11c37496370b7