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 3RD Award a ₱4.8M contract to STA. CRUZ CONSTRUCTIONNational agencies
Transaction hash:
aacc99ef7a903e2cfa581e907c653e8242b2384bff507c90c1ff29c6afe8b4f9
Status:
Included and unchanged
Block:
#4,435 1,578 blocks after it
Position in block:
Transaction 167 of 266
Award day:
Apr 29, 2021 (5 yrs 6 mo ago)
Value:
₱4,801,490.61
Project:
21FF0068
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 #4,435 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 2021 LP", i.e. the FY2021 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 3RD awarded it to STA. CRUZ CONSTRUCTION on 2021-04-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21FF0068: 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 2021-12-03). 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 aacc99ef7a…e8b4f9now …
- 2. Block Merkle root changedstored 5b7275a940…275d05now …
- 3. Block #4435 hash changedstored 22c57fe247…e33e59now …
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 265 records. Each step hashes the current value together with the sibling shown.
- leaf aacc99ef7a903e2cfa581e907c653e8242b2384bff507c90c1ff29c6afe8b4f9
- 01 L a9ffa1c1e18c31a8b7407d3dc2821cf97acda39a76bce34a8a7b0ee5a1944c6c
- 02 L 0cc86412a4a2f8a7e3b533a62459b3c858e876fd9d0dcf09b354441c32923ed4
- 03 L 4f56d2435e74d0aa8fc27a87d2a2626c95b1b193e019e50b9055f97040a5bf23
- 04 R fa6177d3eef2c96be3d8d766179be78fad9eec28078690d6291bcb302eeaff72
- 05 R 41cd4070d91d93c9b41691d266768260e51c6ba0b3db9c6d5e14635c310fe327
- 06 L 856982866489aa376f861f2c71a4a073f0de5b945e8bb2358f679b94dc7036c4
- 07 R 7accd7888ec193e8324e7cc87e5e6eff529fbc73d137eaa710752de18d63517f
- 08 L 26281108c82e9118e61686d68f53eeda40e5728be9f7729888f99c952d39f4e6
- 09 R 391dcccd81284a9ac2a09526c42ae725a2b735122d6c3097abf16c9522bb4927
- root 5b7275a9402c3ab0862269da835acb403613488e88ca30f88ce528693f275d05