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 - BATANGAS 2ND ED Award a ₱17.8M contract to MEGA MYKON BUILDERSNational agencies
Transaction hash:
82efda6f9dbffd34068b9ed2d674321efd0a8dd0c3f9cae42eaf9d6b4d71c9d8
Status:
Included and unchanged
Block:
#3,874 2,139 blocks after it
Position in block:
Transaction 71 of 150
Award day:
Sep 11, 2019 (7 yrs 2 mo ago)
Value:
₱17,782,882.59
Project:
19DE0200 CY 2019 Basic Educational Facilities Fund
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 #3,874 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 2019 DepEd BEFF", 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 - BATANGAS 2ND ED awarded it to MEGA MYKON BUILDERS on 2019-09-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DE0200: 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 2020-07-31). 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 82efda6f9d…71c9d8now …
- 2. Block Merkle root changedstored 3a7d787f06…a73d5cnow …
- 3. Block #3874 hash changedstored 026b489a54…bb4e67now …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf 82efda6f9dbffd34068b9ed2d674321efd0a8dd0c3f9cae42eaf9d6b4d71c9d8
- 01 L 7e578d59aba97f958af1f69bc2fb7f5a14d36796e93ea018612d4199c868e3c4
- 02 L d8dc8b9ef8f84c65eb1c140222f83578af54771e6f1d8bcec5311115d6f21cab
- 03 L 16c30ccab116c0dc48c01d41ff5fb17f6e0b2f6af51481c5d396a58e5eb4ba72
- 04 R 33dea31c0872b860b4c210ace3292c96b33c4fa4b1d8f46bc45050530c661546
- 05 R e9ecc5bfd3721a676e6fedce967aa1de7397c236c84c448e45dcb4084cdfcdcf
- 06 R eeba3e72309ec63daab80ee8d57d5251fcdeb760246ac12e3d4b0180cbbf261a
- 07 L 515928a1e4015a239303224b1a3eac31c48122cd1ca8663efdbc361c9a3d341a
- 08 R 486dec3e032f10ef799c8b38381e8feedb116b6ea0aa9e016dc3c03314370dd4
- root 3a7d787f064544f5a9096894119630b50a7456d2128353f9b90dc4f3c8a73d5c