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 - SAMAR 2ND DEO Award a ₱4.6M contract to GBV CONSTRUCTIONNational agencies
Transaction hash:
10203260f9ec8a3cc4fbd57ac1f8b4551499b76e3c85a3157ac843f62b06712e
Status:
Included and unchanged
Block:
#3,870 2,143 blocks after it
Position in block:
Transaction 20 of 205
Award day:
Sep 6, 2019 (7 yrs 2 mo ago)
Value:
₱4,567,282.56
Project:
19IK0046
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 #3,870 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 OO-1", 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 - SAMAR 2ND DEO awarded it to GBV CONSTRUCTION on 2019-09-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19IK0046: 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 2019-12-19). 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 10203260f9…06712enow …
- 2. Block Merkle root changedstored 16d503eb84…0eb768now …
- 3. Block #3870 hash changedstored 4e89899999…8825c9now …
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 204 records. Each step hashes the current value together with the sibling shown.
- leaf 10203260f9ec8a3cc4fbd57ac1f8b4551499b76e3c85a3157ac843f62b06712e
- 01 R 10f11a1b5fdf6e9e73854ad2173c848ce51cc62f8b979f51116fc3ac935368f3
- 02 R bba5d6021a799000b95611912b7deffb5c4f1e1a5f4ca52ef071df362b47d142
- 03 L b90d4407b6722e9657390208f9ca99ca478ca410b1887da12abe623c83abf9cb
- 04 R 1e2589bc2fad3f0a351ea21a2830a7fa11179dd7bf83769a136aa9108520e35c
- 05 L abe628161ea27ac61fc3362f51f032c4f783076018c3ba836b22c798d6a2fe99
- 06 R b27f1d8a36323215f9e53b161aff1803665cf68623a0ef82a8f616c13843969e
- 07 R 7367caea8d48842cacb88aa8685f2db3d835c2c391eec136d1eb31cc542383fb
- 08 R 7d6b01bff73e4f8eedac80e1af35390de50c25c754aa1a2530f126285869adec
- root 16d503eb84e8c2d3f6e3a0c413a4393e439a9bbac6c7d43a888d9e45820eb768