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 - NCR Award a ₱113.6M contract to AKN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
4a3badcebdf7ab722d2be6625ba23b9878d5970aaf83d255a46eb64590de9dbd
Status:
Included and unchanged
Block:
#3,512 2,501 blocks after it
Position in block:
Transaction 60 of 220
Award day:
Aug 22, 2018 (8 yrs 2 mo ago)
Value:
₱113,567,129.58
Project:
Construction Projects
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 #3,512 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 2018 OO-1", 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 - NCR awarded it to AKN CONSTRUCTION CORPORATION on 2018-08-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18O00002: 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 2020-02-20). 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 4a3badcebd…de9dbdnow …
- 2. Block Merkle root changedstored c998438631…d4c71bnow …
- 3. Block #3512 hash changedstored fab538e1f0…c0c822now …
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 219 records. Each step hashes the current value together with the sibling shown.
- leaf 4a3badcebdf7ab722d2be6625ba23b9878d5970aaf83d255a46eb64590de9dbd
- 01 R 4a70a595adb46e8365e57583330415bb12a7bfac7a39944bad71207b8e3e24bf
- 02 R 5f1f4648577f5d4a2f9cd432775c3648db731f6530d16ba9ed05574ad129714b
- 03 L 208269594a59c545dc8289306e4704cfaf6e5c5b7acbedfadee3c7489d868b4a
- 04 L abaa4a95388ccb2363d080e03dce0bbfe549e7b1a25374567653622e874a948b
- 05 L 9e1fd94e970772841f3bccfc06aa8ca0ea00d9d735c322dd98d152d69ca1d222
- 06 L e1c0a39b8d38da2b9ab4e5b58970ccee3a0e848ef741ebb563534df08ce66de8
- 07 R 09eb9bd4fca021be2203910284b5b9e8347237f08df9a1e496746e50736d8e94
- 08 R 0ff9ab6751fa545c561d76a035fc77219bf9e5921ef5f77f813c3d1ba39c8215
- root c9984386315c60f9db1e3334d9dd38c3248726e9e4217d9efea088da7ed4c71b