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 X Award a ₱2.9M contract to AL YUSOPH CONSTRUCTIONNational agencies
Transaction hash:
4a2cfceb01879d0e532cb0bcff5fe096091f079bc555b44b95c5cf2f7130c2b4
Status:
Included and unchanged
Block:
#4,061 1,952 blocks after it
Position in block:
Transaction 20 of 79
Award day:
Mar 24, 2020 (6 yrs 7 mo ago)
Value:
₱2,885,632.14
Project:
20K00280
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 #4,061 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 X awarded it to AL YUSOPH CONSTRUCTION on 2020-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20K00280: 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 2021-01-04). 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 4a2cfceb01…30c2b4now …
- 2. Block Merkle root changedstored e0b6a825b0…92bd8anow …
- 3. Block #4061 hash changedstored 736aa577e0…e95665now …
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 78 records. Each step hashes the current value together with the sibling shown.
- leaf 4a2cfceb01879d0e532cb0bcff5fe096091f079bc555b44b95c5cf2f7130c2b4
- 01 R 4b194ded373540c49ea1692ac59035f9c7c41f8f20b1300fbb3516f2a206a1ec
- 02 R 95500172745a06e285affdc20a96d10a73d4155b3735f1d45a336706099ef0cc
- 03 L ad573599d0fd3305ce0a043f11f69abedc5f179755a4494673fbc74f0d628710
- 04 R 9f6b9e3dc74a1d38230159e69d9abf47867e7a68825d826e1a094266c444bedc
- 05 L 5817ebed9abe2cc8affd1b14589f5cfe0ff3212de5d81288982ea127ad071669
- 06 R a7cb3d7082789b5acee72165ca442d75923424b3b8d8123b1319f25efd2b9e02
- 07 R 82774af1b677893f7664d77f0753bff0966764ef577b6cf63946be4d55c8c552
- root e0b6a825b024ae08e0896bacfa25ccc2e6d8074ca19c6fa68c13c4f5a292bd8a