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 ₱68.4M contract to KARPA BUILDERS AND TRADINGNational agencies
Transaction hash:
77eae7975b7781d3d3fabe4c2affc125b4e76e0542089178eab886cb7fa530ce
Status:
Included and unchanged
Block:
#4,122 1,891 blocks after it
Position in block:
Transaction 67 of 122
Award day:
Jun 4, 2020 (6 yrs 5 mo ago)
Value:
₱68,403,271.72
Project:
20G00085
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 #4,122 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 - REGION VI awarded it to KARPA BUILDERS AND TRADING on 2020-06-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20G00085: 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 2021-09-19). 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 77eae7975b…a530cenow …
- 2. Block Merkle root changedstored ede03cd8c2…118c18now …
- 3. Block #4122 hash changedstored 771f27fc00…e759f3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 121 records. Each step hashes the current value together with the sibling shown.
- leaf 77eae7975b7781d3d3fabe4c2affc125b4e76e0542089178eab886cb7fa530ce
- 01 L 7640c8a330d767dc97e923430e9335234eb6536edcc036d7abe283db77f05a8f
- 02 L fb9a2b5f689a71c1f6d8e53faa9f1d472a753518c801dec0772935c0a48812ae
- 03 R be1c204e168bde3738ba4feb316ae843c13f502e053468b7dacc901589e9c23f
- 04 R 19a51f6af27f021b2b6c8668ff9ac84404bb99531c0c8feac82cb7bc911416ea
- 05 R ef7d0693f0e7af8104a10ed69339a3de8f3ceaa99ecb8ead001d04cec8d52571
- 06 R 5cbbde746de68e7ff92944a161edde29e70e0a09131ff197141e386ec2f052a9
- 07 L def7581e40649fe33a5fa4c4666cde93ab9d92ebf06bcea74d933844c6eb630b
- root ede03cd8c20161f1742c5ebddf089ca9f0e495f6e57af5e4fe9d5868e2118c18