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 - MALABON-NAVOTAS SD Award a ₱19.8M contract to TM ABAD CONSTRUCTION CORP.National agencies
Transaction hash:
a8e340fae64fa9751c01f74f0934f3012d5cc42662c3005c2d93d7ac276ac94f
Status:
Included and unchanged
Block:
#4,874 1,139 blocks after it
Position in block:
Transaction 151 of 247
Award day:
Aug 1, 2022 (4 yrs 3 mo ago)
Value:
₱19,834,345.36
Project:
22OA0111
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 #4,874 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 - GAA 2022 DepEd BEFF", i.e. the FY2022 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 - MALABON-NAVOTAS SD awarded it to TM ABAD CONSTRUCTION CORP. on 2022-08-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OA0111: 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 2023-03-16). 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 a8e340fae6…6ac94fnow …
- 2. Block Merkle root changedstored 6beec07244…1e147enow …
- 3. Block #4874 hash changedstored 79ddc5966d…9621c6now …
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 246 records. Each step hashes the current value together with the sibling shown.
- leaf a8e340fae64fa9751c01f74f0934f3012d5cc42662c3005c2d93d7ac276ac94f
- 01 L a66617d429bc25bc49b5104ea78630c76795f1febecc56b847aaafda557f6212
- 02 L 308aef7e4d018657f462246a8e97309a9798c33f7240c1483d8e8d6d3fa138ee
- 03 L 1ebe91346a7e5ffe1b0dd12a259d7cad1535455dc4a0975ebe7bdb91842dbae3
- 04 R ff837be3afee7964249d391fb79630d8416334d85f639373e0ee5bb274ebdfd3
- 05 L 02254d34e454bf9b6bca1f508531df728204423d7188859912dbb19025c895f7
- 06 R 1668771b89e15a1708d7d353a70b613c1f55ecb7d0f9a20cc0c9ad3804106964
- 07 R 4b34d849693ac7cb210f64ff5090f55ad3f010933ba0342103900e089a6e40f8
- 08 L 0856469420ffca59eb306963c052ab9fbea2465257aebddd885a7be73bace178
- root 6beec07244b1c2c8eeef030ef223a5567f4a90b9d0d746f52e7e704c891e147e