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 - REGION IV-A Award a ₱140.4M contract to JEMAK CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
b166cc07ac42d9d7112a8d2c20aa7eaf7e9f6c38520e7c6d2816e93fb54baf2f
Status:
Included and unchanged
Block:
#3,407 2,606 blocks after it
Position in block:
Transaction 137 of 204
Award day:
May 2, 2018 (8 yrs 6 mo ago)
Value:
₱140,402,462.37
Project:
18D00049
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 #3,407 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 2018 OO-1", i.e. the FY2018 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 - REGION IV-A awarded it to JEMAK CONSTRUCTION & SUPPLY on 2018-05-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18D00049: 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 2020-07-23). 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 b166cc07ac…4baf2fnow …
- 2. Block Merkle root changedstored c8f82da269…57212bnow …
- 3. Block #3407 hash changedstored f74577ca10…651256now …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf b166cc07ac42d9d7112a8d2c20aa7eaf7e9f6c38520e7c6d2816e93fb54baf2f
- 01 L b095e0f88b9c4247985cddf063cc917bd29eb13c0d25cb41339d35e61863d3a2
- 02 R 24c504efa7ebbb2a76d1f6d9cd35e97a575cee72962c91d5d77def58457c5908
- 03 R 362c7ae4ddb5fdca78d94f8edf023611ae80d04b39378e42467068a679b662eb
- 04 L 0ee25b76bc05192725a7d1b682f96b403557d5435cd7bdb1114d9420471173f1
- 05 R 2e5edddae06a84d7fa8346ab3bfc3557bbf4ed514558f9bdb1b4433e1a798e45
- 06 R 62c2c28d5694341b92c6e399cf1fff7ee99e80bd2159e790ac22622e4d302c5c
- 07 R dbcf8dc61a8d5ec3bf6dd445e17f21e0fee37e6bce5cbe75fc6f0c95aa4694fa
- 08 L 5d8167c27973edf6c367bd89608bdfa217ddc00f0c33e9d64b39c413d8b7f6ee
- root c8f82da2696ceb36f38a05f5f805a7be12bdebf45c348fa9edd73806f557212b