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 - SOUTH COTABATO 1S Award a ₱41.3M contract to J.G. ORANZA CONSTRUCTIONNational agencies
Transaction hash:
36d2e4effb288fc8d07d35405ac3c9ac5686fc3c3f768685a7f55c59c3ba0af7
Status:
Included and unchanged
Block:
#4,723 1,290 blocks after it
Position in block:
Transaction 115 of 500
Award day:
Feb 18, 2022 (4 yrs 8 mo ago)
Value:
₱41,263,315.24
Project:
21MB0022-Const.of Flood Control
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 #4,723 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 OO-2", 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 - SOUTH COTABATO 1S awarded it to J.G. ORANZA CONSTRUCTION on 2022-02-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21MB0022: 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 2023-03-21). 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 36d2e4effb…ba0af7now …
- 2. Block Merkle root changedstored caafc3a8a8…90c63fnow …
- 3. Block #4723 hash changedstored 661e4dcdad…4303f7now …
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 499 records. Each step hashes the current value together with the sibling shown.
- leaf 36d2e4effb288fc8d07d35405ac3c9ac5686fc3c3f768685a7f55c59c3ba0af7
- 01 L 36611c51ea2c2bf6c10953c4dd800e5b4c5dc28b16151dfb08ad02c96b7647cf
- 02 L 1923f5393e7a6a9a9fe8621b8b2a3b86985530a67bc096cec15f6196f0c8582b
- 03 R 14f88b5573ca5538d08fac42db25af65f0715446f5c6b05892015dd08812bad7
- 04 R 68695e023da3ebae64753f7446dfc3490bd778fd5c91781a99d114b1ad418330
- 05 L 9f69435c06cee78e7cd07d7e1cfdec39315243d98e7a0085320136faa0b5ab4f
- 06 L 7e0bba1b8f3dbdb9162b22d5ad21686107f7574906b303615900b2ef1d5260f9
- 07 L c1eda8df21189b9d63512047055400b6b9cc9d445d2c83e7cbf8ef82f8023193
- 08 R 68d2357871f7e9d0570a85602650f64d8a0d390429ab6155c510781e2c560ee8
- 09 R 93d33e39887dba96fdfaeb7467caaa9f74562bf4fc562236dc5faa696d939898
- root caafc3a8a8428f5546822433578ee6dfa4fb0c763708cd2b56f8feb9b190c63f