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 - PAMPANGA 1ST DEO Award a ₱8.4M contract to NULAS BUILDERSNational agencies
Transaction hash:
0b683470d666ecd3bb239f26ca2bc0f666291fd9ae09a08fcf5083da291badcd
Status:
Included and unchanged
Block:
#3,442 2,571 blocks after it
Position in block:
Transaction 8 of 242
Award day:
Jun 8, 2018 (8 yrs 5 mo ago)
Value:
₱8,429,437.45
Project:
18CG0131 - Construction of Two-Storey, Four (4) Cl
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 #3,442 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 2018 DepEd BEFF", 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 - PAMPANGA 1ST DEO awarded it to NULAS BUILDERS on 2018-06-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CG0131: 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 2018-10-29). 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 0b683470d6…1badcdnow …
- 2. Block Merkle root changedstored 0ebb5b33cc…5bb426now …
- 3. Block #3442 hash changedstored 59655a028b…8ded13now …
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 241 records. Each step hashes the current value together with the sibling shown.
- leaf 0b683470d666ecd3bb239f26ca2bc0f666291fd9ae09a08fcf5083da291badcd
- 01 R 0bff3641d167e5971901417db83a0f309ea63aca849130b2bd39f4f2a8762c48
- 02 R bbeda9a80b4edb8749df33fbe947c5272add98c37ef9543c3f4061dc2de60bfe
- 03 R 9f73c2dd00cd2317ab1a87d72431d47b196acc5c4e7342e975b8ba36ab2b1307
- 04 L 9e3ba5202dcc1ecaa87edf9358634d6f7ef0f7bc66eec0803192b7abb6e2ae20
- 05 R 7f90b3d3b7f4b8f9b14aa3361167ee48c339f8a841643c2c4e5addb6128f6faa
- 06 R 906d550ad2833274ec82a556e2088a99d519aef39c52d823e844262376144a82
- 07 R a0d4bf0e54389a14083b701c716f1233e54a4a9b83f73c19e58cd4b4ee465ec3
- 08 R 806bd56b2574cc36edd25fbc04f859039f6ee197dd22c0113af7573ff908a8a7
- root 0ebb5b33ccf52cd485c28ef7540024bdfa4e9a1d8fab5933a4a118abca5bb426