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 - DAVAO OCCIDENTAL D Award a ₱11.9M contract to JJHAK CONSTRUCTIONNational agencies
Transaction hash:
efe952cb93445c7bcd7e44668d2f8d44664a50d20d8a7b3dd01c387a1a9bbfaa
Status:
Included and unchanged
Block:
#4,546 1,467 blocks after it
Position in block:
Transaction 279 of 296
Award day:
Aug 23, 2021 (5 yrs 2 mo ago)
Value:
₱11,908,087.50
Project:
CID No. 21LE0163 CONCRETING OF SITIO FATIMA 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 #4,546 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 2021 DA FMR", i.e. the FY2021 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 - DAVAO OCCIDENTAL D awarded it to JJHAK CONSTRUCTION on 2021-08-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LE0163: 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 2021-11-03). 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 efe952cb93…9bbfaanow …
- 2. Block Merkle root changedstored de8a9e75ae…d9e8a6now …
- 3. Block #4546 hash changedstored 8c75996edc…4fda20now …
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 295 records. Each step hashes the current value together with the sibling shown.
- leaf efe952cb93445c7bcd7e44668d2f8d44664a50d20d8a7b3dd01c387a1a9bbfaa
- 01 L ef822aca8116915d134dfc71c56fea19a55d22239f846d3b7d26bff1dacae78d
- 02 L 3104635283f4ea4e7f60ba6d2e7a7ca7539fd5ccba3014cf25191de808f4a8b9
- 03 L 47713f2e28bc74bf12e69f8c22ade531c15b9b007c1bf8f66ffc0106b568ba22
- 04 R aa7ef0033ed501756c64f6bcf488048c8894c63a52f0b0137dfd0303a5e81b0b
- 05 L 0ef1529ba34a06c2f3904a6d2e0bc9023db1af209b141bfa4e4b2aa183778b57
- 06 R 23db761c984628298a6a1e4d3540d855fbc677ca1165ea6e6703c1caca35f3a7
- 07 R e5494d6d86a217c91234c61d63ce255bbb36eda02201792fcd8107cb903dca13
- 08 R 6df7e791b96c2518aab8ff9c7f3754a45c321f7bae4bf432d33fe7efc80fafc6
- 09 L d5184abd040e784db254e8c5c5f93a43c7272c2469a95ff4eebb14a15ded6d33
- root de8a9e75ae184a6e76062125f70ef660e9a48b8a5ef5c8a8459996b180d9e8a6