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 - PAMPANGA 1ST DEO Award a ₱2.8M contract to N-22 CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
e9c1f97dbbd6a239d4d26bcb6abd50df1ec2bde4c6413227adcd35b59a6598ca
Status:
Included and unchanged
Block:
#3,172 2,841 blocks after it
Position in block:
Transaction 229 of 255
Award day:
Aug 25, 2017 (9 yrs 2 mo ago)
Value:
₱2,802,790.50
Project:
Construction of Road
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 #3,172 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 2017 LFP", i.e. the FY2017 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 - PAMPANGA 1ST DEO awarded it to N-22 CONSTRUCTION AND TRADING on 2017-08-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CG0075: 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 2017-12-04). 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 e9c1f97dbb…6598canow …
- 2. Block Merkle root changedstored 9894d131b7…7329bfnow …
- 3. Block #3172 hash changedstored 3863571887…c04c1cnow …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf e9c1f97dbbd6a239d4d26bcb6abd50df1ec2bde4c6413227adcd35b59a6598ca
- 01 L e9a8a249b6a295c969f755701074c7a1c02ad1b9279cf899256ee3b002fdc704
- 02 R af9a6a4e6cf571d66f207458ca246689ee288b58e3eef58b92b3b0f13ed00ded
- 03 L c921759718ba5dcb009d54bd31e892fa254fc2cdd7c94e2f76007ad47bcaa146
- 04 R 4e2ae9ab2f747fdfef98680d4dc93b5a08735f78132fd285f3c2e00854e699ce
- 05 R 0ca50404ccebd0079b93b88ff0e0200cc44670ef15607ea07b6a729834b1a1ce
- 06 L 2cfc60baecf9e4ea38b4fd9c66d1954294f5c299118155329953df47a3a38672
- 07 L 76f666b3e33e68843d19d43f064100aefec2b90d1bd46c4998d1b48a9a6d37e7
- 08 L 7bd9d8a7046a53707916c89e74f0950e741ac412bfe25bdccac589a23772ff98
- root 9894d131b7f86e4b9bcd64ff8c2776656a2554011c027ebb69b01975867329bf