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 - NORTHERN SAMAR 1ST Award a ₱1.9M contract to AL CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
efd4cc8bb0aa2c18b6607111752217093cc1e6798a8435b287a70354ae144ded
Status:
Included and unchanged
Block:
#3,887 2,126 blocks after it
Position in block:
Transaction 252 of 273
Award day:
Sep 25, 2019 (7 yrs 1 mo ago)
Value:
₱1,949,991.07
Project:
19IH0071
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 #3,887 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 LP", 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 - NORTHERN SAMAR 1ST awarded it to AL CONSTRUCTION AND SUPPLY on 2019-09-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19IH0071: 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 2019-11-22). 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 efd4cc8bb0…144dednow …
- 2. Block Merkle root changedstored f5f0dc755e…138caenow …
- 3. Block #3887 hash changedstored 11be85a3f9…13687enow …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf efd4cc8bb0aa2c18b6607111752217093cc1e6798a8435b287a70354ae144ded
- 01 R f0ef0fc53af82767c58a27063f4b5e82a443b9811d3dbb77120cf17374cb6d73
- 02 R f5fc5435ee6d36b8fca8ef2396435c6bfe5ce15c43d655b5adbe2a0d022ff7b8
- 03 L 0dfb3ab45c4a343892475312bd167ccdad9ec2fa63e4a25a323dee3b298431dc
- 04 L 76e55b47481ff7ee268deb1273ee04fd0708f8e30cd8b35a5ee0c892a7643ad8
- 05 L caed7153fc724c7c7b9df87f6bebc77d27c196f9f4f98e2eb02fcd2b8a97a32a
- 06 L 051fb94b2ccab6131d62d229a501a474ba5c3ae0cd43edfc7afbe31c7e2b82ca
- 07 L 90db4552991f7f4c6c875b8000b864ee04063eae61031d22f4a185eeab133a50
- 08 L 6daa2913debd4190d8dd09d53d60cf37781c8b87ede60bc7f40aab537c4f285e
- 09 R c5a043eccfbf059d9c74e5e45e02decde35ec90ebe47d115e13363942a232c83
- root f5f0dc755e5b8d1cc43c8bf52e4b710925e15f1dd18a795714034b1d81138cae