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 - LAS PINAS- MUNTINL Award a ₱65.4M contract to E.F. CHUA CONSTRUCTION, INC.National agencies
Transaction hash:
71fdcedeac4f0d307d7a615f22484160e370c7de3a91a6b4f75e59c84e47087c
Status:
Included and unchanged
Block:
#3,124 2,889 blocks after it
Position in block:
Transaction 64 of 152
Award day:
Jul 5, 2017 (9 yrs 4 mo ago)
Value:
₱65,350,166.03
Project:
17OI0069
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 #3,124 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 2017 LFP", i.e. the FY2017 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 - LAS PINAS- MUNTINL awarded it to E.F. CHUA CONSTRUCTION, INC. on 2017-07-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OI0069: 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 2018-06-17). 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 71fdcedeac…47087cnow …
- 2. Block Merkle root changedstored a672257de6…e17fb9now …
- 3. Block #3124 hash changedstored d853ad4b69…00bba5now …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf 71fdcedeac4f0d307d7a615f22484160e370c7de3a91a6b4f75e59c84e47087c
- 01 R 7433c9a8f7dbc55770e7c8356402f618d2cd361a92385ce8965063349965eb00
- 02 R f2355eac2dc031a1e1a1d7c857692d8da294804821178197e4fdb630b0ba59ae
- 03 R 762781165c282aba41683876334c5083b5d998dc429e40240fa8e06ab0ef7d6e
- 04 R 14511f12e1c70ab03109cfc55de526d364dae5a4abbe4b29ea70a7c01b3684eb
- 05 R 03ca7a512ac008230ebb88e1fb5d44b60d0d6b823403d469e561ab3577605223
- 06 R 7d6dccfada695160a3a3b7829e00e05f5d82c6ca7bf86d63e06b63c272e6e668
- 07 L 16333cfcd19a2b5c9e25a163af75255bb3adfe45403be2e8e1b029209e97a469
- 08 R 4c1da793d752a5c128cba53a70a9dd257c3746a761fe63172f99818a89cf55a3
- root a672257de67968b2123838ef55c9598f2100c68c5e5b7b3877854ce735e17fb9