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 - ILOCOS SUR 2ND DEO Award a ₱4.8M contract to MBB CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
f044caa8cd800bca3e20f687af13edaa93b8ba2b35aac1d35a093ae414d81360
Status:
Included and unchanged
Block:
#3,970 2,043 blocks after it
Position in block:
Transaction 322 of 343
Award day:
Dec 19, 2019 (6 yrs 10 mo ago)
Value:
₱4,825,941.75
Project:
19AD0128
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 #3,970 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 DA FMR", 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 - ILOCOS SUR 2ND DEO awarded it to MBB CONSTRUCTION & SUPPLY on 2019-12-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19AD0128: 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 2020-07-27). 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 f044caa8cd…d81360now …
- 2. Block Merkle root changedstored 88526645d4…d7e634now …
- 3. Block #3970 hash changedstored e7a8a32f80…e1ef1fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 342 records. Each step hashes the current value together with the sibling shown.
- leaf f044caa8cd800bca3e20f687af13edaa93b8ba2b35aac1d35a093ae414d81360
- 01 R f0b613ba36cd6ed89b4f3d6b634a78bc451b52087e702a769a28d8ba78b2577e
- 02 L 6c704b6393610cb35a0b4dd65dc27cf0ee664679462bbcb531724c3ecee14ee0
- 03 R 26c86e4cf61b5ac01a63294c6d5130c6d41703e0d5b0b5028498fce07c50a836
- 04 R 294f1a0899bfc09c9746fda92c0b50bfb3bfc879dd90e02ef4ac2c94f5664400
- 05 R 6cc3913603aca617bfde9d026057a4998a23297ab6cb273bd9f2f53a744ea4de
- 06 R 118cf4182669342b5b9102852e27d346cf0928d5787b2752aec44d34ba30c818
- 07 L 5e51cdb3255b54b939b57402e3f27601024dfe3e7056bffcff953f5bda484597
- 08 R 35eefa1f53932144be37b6c05838179277ae48925024aefd759700b164dda00b
- 09 L ce9af58ef58379e332b64b8a686267f56b6729490a281cc33ec2cd9fffebf6c6
- root 88526645d4e3fc4d5bc184ad49ce2413f8d929e18d4270394a4af6c905d7e634