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 - BOHOL 1ST ED Award a ₱4.9M contract to O.Q. CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
79e8bc9cd80619c29c4cd2fae3d06475673061a7d82a8c065f3b0a5545d19fd4
Status:
Included and unchanged
Block:
#4,626 1,387 blocks after it
Position in block:
Transaction 113 of 245
Award day:
Nov 11, 2021 (5 yrs ago)
Value:
₱4,851,000.00
Project:
21HA0151
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 #4,626 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 - BOHOL 1ST ED awarded it to O.Q. CONSTRUCTION AND SUPPLY on 2021-11-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HA0151: 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 2022-03-25). 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 79e8bc9cd8…d19fd4now …
- 2. Block Merkle root changedstored 6a27a00e1f…eb5ac8now …
- 3. Block #4626 hash changedstored 49ebc3e42d…152ff9now …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 79e8bc9cd80619c29c4cd2fae3d06475673061a7d82a8c065f3b0a5545d19fd4
- 01 L 79d82deb0598601956bcb269609f958c1e6aefb2deeba15a4ddfcd81fb5239db
- 02 R 116e8d17f073690bbff6236a68e6b5191745124d6179a007d57fac0947c286af
- 03 R 36a0dfb2f8fa94ca1379fc8e5521706e7ecd848345f7dc856221ebd190d1d25d
- 04 R dee818c928de30bb4cf3c5e05b0f64e0805c043bb8c90046c425b873b7956bc9
- 05 L a5a66cbc3123a4bcd823e82458255c8cd7a59b73ee5346236c5018761ef09eac
- 06 L efd44fd432ca48fc165a06a1dec6bed1243f443f1113befbf068f5ed75d029a9
- 07 L 951ef94228f20640cbedffe55433760118699041bc0fcec790595eb06009c3ef
- 08 R eee65de2111d35aa769a365bff0006ed732f173ac7c38e4c073fd27af1c3ce8f
- root 6a27a00e1fac8d49e477866318fc5d0505db04d8b24a50d3463c91821feb5ac8