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 - APAYAO 2ND DEO Award a ₱38.4M contract to KVC CONSTRUCTIONNational agencies
Transaction hash:
a7b4cb6bbfd11a63449c0eea6847d0b2d4d31216e625826f1bfcff3ca6aed10b
Status:
Included and unchanged
Block:
#4,256 1,757 blocks after it
Position in block:
Transaction 80 of 140
Award day:
Oct 20, 2020 (6 yrs ago)
Value:
₱38,407,023.87
Project:
NETWORK DEVELOPMENT PAVING UNPAVED ROAD
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 #4,256 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 OO-1", 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 - APAYAO 2ND DEO awarded it to KVC CONSTRUCTION on 2020-10-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20PC0018: 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 2022-09-27). 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 a7b4cb6bbf…aed10bnow …
- 2. Block Merkle root changedstored 852d3bf24e…171b59now …
- 3. Block #4256 hash changedstored 0af2f5422e…43089cnow …
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 139 records. Each step hashes the current value together with the sibling shown.
- leaf a7b4cb6bbfd11a63449c0eea6847d0b2d4d31216e625826f1bfcff3ca6aed10b
- 01 R a7ece2d47866f6a4eb8e54b405c80fe1aea2ec51b5d29130a54739e55bb021e2
- 02 R 6cdae5bd0d642ad47c1b1df9b0f60c3631a284e8837d68773c0b0c2260741fd2
- 03 R ee1869aae8f835c9c5782e458f53b48e3f8e6c1ea36e45bd7a5ac2f99ff6a758
- 04 R ec0aa30ffe596f4858196febe0afdc1c96b9023dc00e4e278fe036c4bb70e38f
- 05 L 04b74d8f9865e6623b1ed5a2f2c5f5fb382a63b3020b4bb5d09aea06b1b272c5
- 06 R e559d36ac273faacdd91f17425a523444159a45aa173dbbdffe1b8cc7571c6c9
- 07 L b88eec9ab719daad092bc74cb116fb009a8ee7e359fd4d1589eb92b13365b696
- 08 R 1bc611c0241bb18216a1b245db4630beb9f8a8fd84ff47a1264c62a077005e48
- root 852d3bf24e1e0399c0025437c042b880b754daa0554ebf754685ab8291171b59