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 ₱6.8M contract to GREAT WALL ENGINEERINGNational agencies
Transaction hash:
0e842b07662ff8dbaefcd186bfc47019395f4ee3b65e746f2a0c294dc39d1d86
Status:
Included and unchanged
Block:
#5,224 789 blocks after it
Position in block:
Transaction 19 of 245
Award day:
Jul 26, 2023 (3 yrs 3 mo ago)
Value:
₱6,811,442.00
Project:
23FC0095
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 #5,224 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 "Outside Infra - GAA 2023 DepEd BEFF", i.e. the FY2023 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 GREAT WALL ENGINEERING on 2023-07-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23FC0095: 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 2023-11-02). 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 0e842b0766…9d1d86now …
- 2. Block Merkle root changedstored 73c7e9095f…b9c9ccnow …
- 3. Block #5224 hash changedstored f7330bebcd…f550fcnow …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 0e842b07662ff8dbaefcd186bfc47019395f4ee3b65e746f2a0c294dc39d1d86
- 01 L 0e19ba3b656bade3b0cdcbeff5d17f33669d03c3b774a33b6ccddb6ed0d8911a
- 02 L dedd9fd0f976cee2bf1792fba1d24f7e81cf8003f2239b39542ce9df019bc692
- 03 R 9e3097e329d78473afb1816d2c6a58dc563e0424ca53a813b8bfe3b918f8d02e
- 04 R 299bd37306b9be3a9ca23d37478ae5502b4b5cb8df9968cf9ba978c134d2b647
- 05 L 8ee960c14232e9ed3afea90d7608c7cac5fcbc29468c073d2fd9991efb34b588
- 06 R a5d44f260aed3a24402b509b5e10fe29396f260b2351c9e385ea1af45c50b2d7
- 07 R faef47ccafe23a23110ffca5460e0f1a583646254d5cfa5055f417d4df3a0495
- 08 R 374a105ea63a0a7e88508a9bda707a3537c1eea8d5223b46c9cfc3cf37131cb0
- root 73c7e9095fc0d031251ba9bea48e3c22963e4701aa8e5ab6a0d4b07b27b9c9cc