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 EDUCATION - DIVISION OF LEYTE Award a ₱4.2M contract to VENUS ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
5054424f3dad5fc71dfdeee341e457c656a46085a98571e55c7f10fb4e213c98
Status:
Included and unchanged
Block:
#2,275 3,738 blocks after it
Position in block:
Transaction 74 of 228
Award day:
Dec 18, 2014 (11 yrs 10 mo ago)
Value:
₱4,232,828.33
Project:
school building
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 #2,275 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)The award does not say which budget line pays for it.Not published
- 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 EDUCATION - DIVISION OF LEYTE awarded it to VENUS ENGINEERING AND CONSTRUCTION on 2014-12-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 5054424f3d…213c98now …
- 2. Block Merkle root changedstored fadb9609cf…cdb524now …
- 3. Block #2275 hash changedstored 5724536e28…75047anow …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf 5054424f3dad5fc71dfdeee341e457c656a46085a98571e55c7f10fb4e213c98
- 01 R 50f1e2809cbe9ab0366d81a19d8b5d43fee9aa48c6e8b4476b53159891787a07
- 02 L fc44493f79fdb3b3dfd46818412b8462858979aefbbacea11e6fbf30c6bf2a5d
- 03 R a00c3f9ba329ba54ab4121c20d385b1e3f3d2714e1cbebd5b1e3817b32210367
- 04 L e4ff34846b35be8cf767124a6f4d2895c107911916f3cb60277ad97e6cb15de2
- 05 R c8a3dca99cc06a7bbd7ae55b9e75a2f76d2f728baa051bcd184caabfb1837fda
- 06 R 24c5b5753ed65a8385580f6d5fdb6b081e09bcde3738bc7b954511f49821606c
- 07 L 4c6f20d98365a8748c9a96ef4eae25167ed7ca24388593088056c0a0f0a687e3
- 08 R f85667fb4e05fe53ad8ae7ffeb4fb1c3dfa235bf732f45f974377e8c62a0e016
- root fadb9609cf7390dfc29584516945e639ef793d17e57066fb1c947b3dd0cdb524