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 SUR 4TH Award a ₱7.3M contract to NVF CONSTRUCTIONNational agencies
Transaction hash:
e41c10e8bf3bc1aef166b1f88d4a27d5d42fcbd9d56c6f193cd89cf318e3b8b4
Status:
Included and unchanged
Block:
#3,170 2,843 blocks after it
Position in block:
Transaction 220 of 247
Award day:
Aug 23, 2017 (9 yrs 2 mo ago)
Value:
₱7,348,571.78
Project:
17FG0078
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 #3,170 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 2017 DepEd BEFF", 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 - CAMARINES SUR 4TH awarded it to NVF CONSTRUCTION on 2017-08-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17FG0078: 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 2018-01-14). 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 e41c10e8bf…e3b8b4now …
- 2. Block Merkle root changedstored a4ac22639c…cfdec8now …
- 3. Block #3170 hash changedstored 3446e3f3cf…aee3b7now …
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 246 records. Each step hashes the current value together with the sibling shown.
- leaf e41c10e8bf3bc1aef166b1f88d4a27d5d42fcbd9d56c6f193cd89cf318e3b8b4
- 01 R e4866c186c0cc85ddae2d799a6692f38812b68c3fa86dfb869e51e75f43cb902
- 02 R f77625d6130130b1216ecabcc5a7df16f5d2c78464c03234bded05461ff3b50e
- 03 L 278657d964eb6ec61360d38c14a52232f93d76d9bfe72abefc9e5a3a5619e8c0
- 04 L dba8a5a078ec786799dc358425f9981c42c2013ff04f0c4df0349f7ebfb8da4a
- 05 L fa5b5f6f00293dce196a4be0583f98e64ae62fd42bec3f1761fca49b309247d8
- 06 R 56fdb4d3a2ff41d214785add710996db980eca90d4c04a96f6ebe8c93366db6c
- 07 L 54b6a93266e18382ef122b6c97247a843c033efff426bb1e1b36be1bf8c614cb
- 08 L e27e93f7a831e946e71ca13af912c0e3475e0c12a1ae0b3913b74b8ddd772705
- root a4ac22639c2f0b036b3ca7f0c2f0111d89ddd967d2ff2a14c563489292cfdec8