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 - CEBU CITY DEO Award a ₱3.6M contract to SQUARE ONE BUILDERSNational agencies
Transaction hash:
7fa454449aadc4eb4ffe1f568b94839e420c62a8eaacbc85e2d2deafbb44a130
Status:
Included and unchanged
Block:
#4,030 1,983 blocks after it
Position in block:
Transaction 146 of 291
Award day:
Feb 20, 2020 (6 yrs 8 mo ago)
Value:
₱3,622,026.94
Project:
20HH0064
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 #4,030 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 2020 LP", i.e. the FY2020 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 - CEBU CITY DEO awarded it to SQUARE ONE BUILDERS on 2020-02-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20HH0064: 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 2020-06-06). 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 7fa454449a…44a130now …
- 2. Block Merkle root changedstored 70a187a0ed…a1950fnow …
- 3. Block #4030 hash changedstored a3c1b0b04b…3fdbe2now …
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 290 records. Each step hashes the current value together with the sibling shown.
- leaf 7fa454449aadc4eb4ffe1f568b94839e420c62a8eaacbc85e2d2deafbb44a130
- 01 R 81ba1de88a68eddcb72e6560d35a7526b752be15a2d0ccbb179d01db2256e3e9
- 02 L 3d9f5b1c51158a86e5abde44c4a0f4c4d640cf83479eb3ae5b2a797e61c46358
- 03 R 6307e996ef3e6fdc354759fe20e34de4c335f397d3af812070ad1066552f7523
- 04 R bbf9cda72fd2631e7c11e01388dfea9015979aca3281c2383e296221daf72e37
- 05 L e0f74bdeaedcd4d444aca4e02d183fd94eef17c9e551fa671309f1aa08081476
- 06 R ef42e985de75829afa7e70c78cba32434f4ba055a1bb91ee86b86a9f436abf66
- 07 R 503c2e10b9b71a2fec25dd6b6ca7f641c14f99652a4b119ee888423eb2001760
- 08 L 6f2f1e449d9f16c00dce29a754eb6a464fcea2b7541aef99aae1fdd2b7fdc990
- 09 R 2e11c9ae2f6a1059b84a79f1c0a318f42183c9bf20a4d56537994e2ab6985cb1
- root 70a187a0ed892f2322ca74916d0e0507112b6c04f09033dbf21c458523a1950f