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 - CAMARINES NORTE ED Award a ₱37.3M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2b4d9a57f1dfca680c5f939b290fefbc05dc7819bf3c9b7459165620e9a5a646
Status:
Included and unchanged
Block:
#3,827 2,186 blocks after it
Position in block:
Transaction 62 of 319
Award day:
Jul 23, 2019 (7 yrs 3 mo ago)
Value:
₱37,339,826.87
Project:
19FC0117
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 #3,827 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 2019 OO-2", i.e. the FY2019 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 - CAMARINES NORTE ED awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2019-07-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19FC0117: 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 2020-12-21). 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 2b4d9a57f1…a5a646now …
- 2. Block Merkle root changedstored ec7ab425f5…1005e3now …
- 3. Block #3827 hash changedstored 91c7dd85fb…3f9324now …
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 318 records. Each step hashes the current value together with the sibling shown.
- leaf 2b4d9a57f1dfca680c5f939b290fefbc05dc7819bf3c9b7459165620e9a5a646
- 01 R 2bcbbd0ac36ab56252e1274f11d48923ff7d42d84d18dfec00f9c7d36a5694ea
- 02 L 29d6b38165c72d6f5b746e6f5810042d4210797a9137384b53725a3abb272217
- 03 L 674aa0957864eca987fc0d26d81282a9ab7d6fd00335645b9b3092d05e62a576
- 04 L b180522f0b6b2a401fec3c35eee6d9a8bb40c80350730eae1268f9cc743ea120
- 05 L b7ef3fc0b2dccd79c06b1943e0dcd0bb26120f940d5321d8c4560f795a1f3247
- 06 L 68f4cd0fda7e8d0ca6b06336b316a83d002e20972e46cac46a735c7ad3d90520
- 07 R 8a869b5064a09a85012213792c93420230401ba190a7b61b8d4cbf683d730e7d
- 08 R d285c3a8c45e24d05370c5c15112636b9df3a869b40200685a17b66f2d68bfb4
- 09 R 75ac49719e68c68216888615beb408499942bbbaee6114e0d7b122b964ee34a8
- root ec7ab425f5de719800778871235d8b3c8e8415448435cc4ec4dddfd5041005e3