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 - BAGUIO CITY DEO Award a ₱36.8M contract to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
de443e87453031f147a6fa3f597a27fe5bf97844fcca0508561728c09a62285a
Status:
Included and unchanged
Block:
#3,408 2,605 blocks after it
Position in block:
Transaction 139 of 161
Award day:
May 3, 2018 (8 yrs 6 mo ago)
Value:
₱36,761,571.26
Project:
Civil Works
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 #3,408 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 2018 OO-1", i.e. the FY2018 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 - BAGUIO CITY DEO awarded it to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLY on 2018-05-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18PD0077: 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 2019-04-28). 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 de443e8745…62285anow …
- 2. Block Merkle root changedstored 30dff06441…ead2c8now …
- 3. Block #3408 hash changedstored b4ee4ca347…b4c197now …
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 160 records. Each step hashes the current value together with the sibling shown.
- leaf de443e87453031f147a6fa3f597a27fe5bf97844fcca0508561728c09a62285a
- 01 L dca76d886e6ec2f0cb9d734345d202ebc31847128bd3d64963413a9bf8acb152
- 02 L 0dce9a723e1c1266a16e4d725bd61e39dfba4e1427e1205d80d1d9d196c1742d
- 03 R f9a6de335ffac48c9e18c4f3b599154e1037ce744fc2abb65dd2cbf2738a6c3e
- 04 L bbdcb55a73d01717fb1683e783c87ba27006b07860e9c8d5a1ef17fee7f1e1cb
- 05 R 637c2e1b445f501d8919c68799ebe431f4baeb16fd70f0e91252e7d0f85abd23
- 06 R c1734d310a19309896ffe0c8209816939d83fb11bec02869531d52927b3e879f
- 07 R 9f659d1c3cc562cdb195f6a31f45b5359fb11974d44819c21d6a4db2e15315fa
- 08 L 4049227a47a7c3469a8e3796693ad7b9e47c64c3dae8d0eeeea98ce04b89ef02
- root 30dff064412b203cd764c2a0549caf75f95de2ec827eaa3133d6fbd00eead2c8