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 - REGION VI Award a ₱152.3M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
76916cfdadac0e635e4e199abb5fc46c87b4906a43aa07ce0b645d950fa02b6f
Status:
Included and unchanged
Block:
#2,929 3,084 blocks after it
Position in block:
Transaction 101 of 228
Award day:
Dec 9, 2016 (9 yrs 11 mo ago)
Value:
₱152,300,000.00
Project:
16G00174
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 #2,929 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 - Bridges-Construction-Concrete, Roads: Construction - PCCP". 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 - REGION VI awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2016-12-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16G00174: 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 2019-04-17). 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 76916cfdad…a02b6fnow …
- 2. Block Merkle root changedstored 6090d3d94a…7cb47dnow …
- 3. Block #2929 hash changedstored a617ac8a5c…ce5413now …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf 76916cfdadac0e635e4e199abb5fc46c87b4906a43aa07ce0b645d950fa02b6f
- 01 L 74d74809dfa3fa48e0c34e12ca30b3590f7a3e6ee9cbdea0e8bdf28cfd50dd93
- 02 R bcd9f4646c2c1ab4acb84970d92c7c173ee8e34c65e892035abffc464b11acbb
- 03 L 8efc8d81797751e91e7c391ba37ac7f105bdb34b60ad2414a31e031488ba97bc
- 04 R 097a3879844516f63162b8750950c10cc4dc92e3570594f54ef633d13d1d4aed
- 05 R 671158685d0a7d6618854e5fc5a5328897846486604abac8d3dd365b0e9428e2
- 06 L 51288a4cd41def8f1c09809f1c17f68aa4877ea3f11ba2740a20a1bf392d8434
- 07 L 1804e2706ad0efee794345b54e4424bf5a87b0e56b60995238958336f629377e
- 08 R 686d7da40d219b2c87876006432f44e5e388318671bfcb7a9930a7868dcd82ef
- root 6090d3d94a4e852ea71a2a6286054bc2f4ab4ecf80a4e7463ea71d26637cb47d