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 - BATANGAS IV DEO Award a ₱13.5M contract to MEL JEAN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
d5c33bd8ef0eaa524e03eab34ce63d6b48e9d00d73136934b806990547a9d032
Status:
Included and unchanged
Block:
#2,697 3,316 blocks after it
Position in block:
Transaction 734 of 882
Award day:
Mar 22, 2016 (10 yrs 7 mo ago)
Value:
₱13,511,314.00
Project:
16DD0121 (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 #2,697 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 2016 Locally Funded Projects", i.e. the FY2016 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 - BATANGAS IV DEO awarded it to MEL JEAN CONSTRUCTION CORPORATION on 2016-03-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16DD0121: 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 2016-11-07). 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 d5c33bd8ef…a9d032now …
- 2. Block Merkle root changedstored 12e2b1ad29…a1d4b6now …
- 3. Block #2697 hash changedstored 245b8682e4…4c04f7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 881 records. Each step hashes the current value together with the sibling shown.
- leaf d5c33bd8ef0eaa524e03eab34ce63d6b48e9d00d73136934b806990547a9d032
- 01 R d67a7b74d7c7f2035a35988871dc9dbfd2c423849ce2046acc0034ea4c78fbb3
- 02 L 103221d7d7b9ca1e77fbf5a3bd8f543cb4cf479aa13776a6fa2e36ae0a176ab7
- 03 L bef9e3d275b35d56b22421d4dfc99cf4851b50e7504310ba800b99387b453daf
- 04 L c77981435b504eed7ddda350e5157267656ee4b2d6cab440156cafa434b74a97
- 05 L 172a262ed934b182e1ead5d3e7a4d21ce3bf183f95ebaf0405a6137b5bc3a858
- 06 R b095d1f836f1f5907a80739f8cd19ec0cb5d82962f7cfe1d6f0fd7aab8843dc4
- 07 L ae5a1ddc2b0d7ac6a2c27412a18fe777d8597b762b7a60501bf958af5df03f61
- 08 L 0e9557933a8c51832fa495c1da53fb63e6e73895aa8f79df902dc03b4354d161
- 09 R 8307c0a381832257a8e2162cfceddf5676e9daa042202ea5751d0910d277a345
- 10 L fc97548fddaf3644a2585036a812173139521adfe3a7f4b3c99bcd8159642797
- root 12e2b1ad29ec1dd1cdc346ec7b81229eb540eb3a51b54dc37e69335bbaa1d4b6