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 ₱2.2M contract to VCD CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
4da8fbebbc42e31f0348122e348f1641d4c0b3054910ca16ebc980fd7cdb36c2
Status:
Included and unchanged
Block:
#4,009 2,004 blocks after it
Position in block:
Transaction 221 of 691
Award day:
Jan 29, 2020 (6 yrs 9 mo ago)
Value:
₱2,225,204.41
Project:
20IH0030
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 #4,009 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 2020 OO-1", i.e. the FY2020 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 VCD CONSTRUCTION AND SUPPLY on 2020-01-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20IH0030: 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 2020-05-17). 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 4da8fbebbc…db36c2now …
- 2. Block Merkle root changedstored 3d2c2c54f3…03e74dnow …
- 3. Block #4009 hash changedstored ff9f5949e8…44574anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 690 records. Each step hashes the current value together with the sibling shown.
- leaf 4da8fbebbc42e31f0348122e348f1641d4c0b3054910ca16ebc980fd7cdb36c2
- 01 L 4d81331e43f3cd98cac757257255f76f8b22cab260e82d0e1d0f6e1c69defdac
- 02 R da334baa8a306e48d8c55c76cf3a803b860071ca328fb06a8ed3172321f77c55
- 03 L 2b118f27c7b6edbf55f1ee5cbab3552aabf78fb5561a76c2b85d364e1c5c5347
- 04 L 47133691c940e856b8be24835583c5704f469cc46c69ee5b6015931696725d1b
- 05 L c8c1c1132243823fb67a38965bc1388bee7ac97d06d89444dfadf5af2f295cd5
- 06 R 85fede9fb8ca129a11c2ba08d2650c668eb2f14a99e0dc54a2f84011f32ce755
- 07 L 3ec2beac7a5edb5b193ff1597345e8c13d718fe417fca0ae0ea6b05533be8bdc
- 08 L 6e5f021e145af328a44de1c47ffc8b2241573cf99e8a512cb07491b7cd939866
- 09 R 6c1b3c331fe6ae0dc4a1b9b8ce8a951198e0a5c302a7bb97d6b4fd6ca417a03a
- 10 R cdf8e30f495f44a89bf23fbb36fe2aebed3ff13002eb2b9d27c3b46d40fd2605
- root 3d2c2c54f327c9f293356713398ed76f9410482aeffaa7e0b4e08e4b8603e74d