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 - SAMAR 2ND DEO Award a ₱28.9M contract to STEVEN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2f211db85d39c54f621e2fbc7f937c6d22365fa5bc5614897027bab9b2d1ea3e
Status:
Included and unchanged
Block:
#4,002 2,011 blocks after it
Position in block:
Transaction 31 of 216
Award day:
Jan 22, 2020 (6 yrs 9 mo ago)
Value:
₱28,864,920.23
Project:
20IK0025
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 #4,002 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 2020 OO-2", i.e. the FY2020 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 - SAMAR 2ND DEO awarded it to STEVEN CONSTRUCTION AND SUPPLY on 2020-01-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20IK0025: 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 2020-10-19). 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 2f211db85d…d1ea3enow …
- 2. Block Merkle root changedstored 7f19f601fb…5d8a10now …
- 3. Block #4002 hash changedstored 727cd53d73…f80f47now …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf 2f211db85d39c54f621e2fbc7f937c6d22365fa5bc5614897027bab9b2d1ea3e
- 01 L 2f16bdbea56cd7813c8366c3fa66d2e2980d33be0c840f0f67060803ce505fa8
- 02 L 8ff05ad7967625ddd67cba7fd8a00d1395f085c98c4c1b4b275766cb2bdae797
- 03 L dafb5fe835ab2746cc88c82cffa502f7001faad422bcd64dcebfd89a66ec37a2
- 04 L 1963e29e8223e5928c295c46ce5e8a8ffcdc137fbcd76bfc4dd5f244696bfd90
- 05 L 29f7e83257d9829fea321e7206f5ce21159ae15c2a10af5c3d30a1fd75315275
- 06 R 27e4439f93866c290e44513be76498f3a99e2b473bba2ba2e6487cfb9716b781
- 07 R 811d130a7a70729bb03acb14230ec18ff45278ea99ad6b2231e68a6142225ec5
- 08 R 4478909061a3d10e55b6c668580cabc5bc6dd649f43615821bc9bb46725e6c8d
- root 7f19f601fb3d661e347e1407329a877ed14414b3e9e15735fadf798ed65d8a10