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 ₱3.4M contract to PRIME PAVE CONSTRUCTION AND ASPHALT CORPORATIONNational agencies
Transaction hash:
c19d2dbcb3b26982ada342f3068586108d8cf8e3e7a71030c8a869ea88e92074
Status:
Included and unchanged
Block:
#3,837 2,176 blocks after it
Position in block:
Transaction 169 of 210
Award day:
Aug 2, 2019 (7 yrs 3 mo ago)
Value:
₱3,367,540.30
Project:
19CG0088 - Asset Preservation Program – Preventive
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 #3,837 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-1", 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 - PAMPANGA 1ST DEO awarded it to PRIME PAVE CONSTRUCTION AND ASPHALT CORPORATION on 2019-08-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19CG0088: 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 2019-10-10). 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 c19d2dbcb3…e92074now …
- 2. Block Merkle root changedstored 885746586f…be1b42now …
- 3. Block #3837 hash changedstored f2e5f7cdfa…a75e16now …
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 209 records. Each step hashes the current value together with the sibling shown.
- leaf c19d2dbcb3b26982ada342f3068586108d8cf8e3e7a71030c8a869ea88e92074
- 01 L bfe6746aa51ea408178286975bc8935d72200a51aa113f374c47f4f20c46c675
- 02 R c8706bb2522a93029749cd58a168ae6db01f53ec1a670929c72ad6513802cc0c
- 03 R cf160ceff505fd400fc76fe4e9c6b48b85a47f248f18eeef7b9bae3c1a0e695f
- 04 L 6c967c9819e29852e09cb010d15f232d2635d3861a90bd3950e4a3faa2ac8e45
- 05 R 06125d0c31e2926339bedf1fe15b4f870bf4758fca777a206f399177ca028983
- 06 L cd28f8704f2a5c7937f2529d9ad8a49b20a0a8211fdaf4a430f8c597abe1e123
- 07 R 4fad5e9e3d3d49c296d7f0b037b19dc232fd5ea5e686d9a8a9f5d6c7dcb0c6b0
- 08 L 41392e476917b0c0468f4528c1858c19de31a90afc3280d505dea758af23a166
- root 885746586f6d4812a131bbb5252cea98bb8e07cb6696f29572ce26c906be1b42