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 - N. ECIJA 1ST DEO Award a ₱14.3M contract to M.M. SERRANO CONSTRUCTION COMPANYNational agencies
Transaction hash:
bbbd2282e30d019f81a6338e2d6fb3d08e0dbae5de4a83a4bbb7c6ca71b462f7
Status:
Included and unchanged
Block:
#3,609 2,404 blocks after it
Position in block:
Transaction 166 of 234
Award day:
Dec 3, 2018 (7 yrs 11 mo ago)
Value:
₱14,293,638.08
Project:
18CE0237
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 #3,609 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 - N. ECIJA 1ST DEO awarded it to M.M. SERRANO CONSTRUCTION COMPANY on 2018-12-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CE0237: 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 2019-07-19). 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 bbbd2282e3…b462f7now …
- 2. Block Merkle root changedstored a274865a3e…5069c3now …
- 3. Block #3609 hash changedstored c195677865…a37fbanow …
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 233 records. Each step hashes the current value together with the sibling shown.
- leaf bbbd2282e30d019f81a6338e2d6fb3d08e0dbae5de4a83a4bbb7c6ca71b462f7
- 01 R bc138c36b751621ddf39e727e39df68b5bad797372b866143701e1d5f23e1662
- 02 L 8c0c2289ada2bfc43bc8383ae3fd3ca04aad78d4ca786b3e573526d538ec5296
- 03 L a5afac2abcc2dddfdcdcaf9b7018b5254581870b5b4cae890a76999f09425032
- 04 R a70eca4a6aa6a3a27c4980d63a390464b8eba622d62680a04e545d954d873f2a
- 05 R 27592e84de45b35711d43af55d632ced9fc525a6347065acc3bbd8432a9cec80
- 06 L b39f23a4fc0fb425ffe5ea623a5b42f4b69188cc40b5f6ea943965180e9e00d9
- 07 R 53393b8b7088c93274ac38663f8b227d8339648558c04e5e57d475c775d9a1d8
- 08 L 132e1a182199fc1db47221e338d691fcb8f11f2611ea0e9e3b19eb9faddfc6c3
- root a274865a3ec0f62cd2236a376172bfee11c1b3cf7005989025190933a55069c3