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 - ILOILO 2ND DISTRIC Award a ₱38.2M contract to ROPRIM CONSTRUCTIONNational agencies
Transaction hash:
b0539f33d0dfd3ed4ec3bffabe6593c4aa33b965ab262a2c8cae7372b5d94f97
Status:
Included and unchanged
Block:
#4,007 2,006 blocks after it
Position in block:
Transaction 369 of 504
Award day:
Jan 27, 2020 (6 yrs 9 mo ago)
Value:
₱38,152,376.71
Project:
20GG0045
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 #4,007 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)The award does not say which budget line pays for it.Not published
- 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 - ILOILO 2ND DISTRIC awarded it to ROPRIM CONSTRUCTION on 2020-01-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 b0539f33d0…d94f97now …
- 2. Block Merkle root changedstored 2412082d9a…e655a6now …
- 3. Block #4007 hash changedstored f19bc0b54b…279ac1now …
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 503 records. Each step hashes the current value together with the sibling shown.
- leaf b0539f33d0dfd3ed4ec3bffabe6593c4aa33b965ab262a2c8cae7372b5d94f97
- 01 L b01c2079a3f86c5d6d8eec942fd4fd0252bc44c69186bce621a159d982d289b2
- 02 R 878e81d0a4a30b0c41d1885a8139bc198d6cdb46993317b9ce56d615583ceefe
- 03 R e44998a9898fada78414a388817e2c6b058ae30b79fdc16b78ef74e23f9d71c9
- 04 R 9c8d04a53c8dfcbc75d024b691595df5675f3bbac40ab602dfc15665aff1f7de
- 05 L d835c9130c773953e8c38b4bbc2e8269d9b8acbbb7a7090f00a24e096f4ffa65
- 06 L 31119d61a3bfcc0515c6108264603dc6e14779e996f9f6dea5b8905dbd0260da
- 07 L eb4cc94117b2b7e921022890f0ce57f7373011fce28e934d03624a59abb39485
- 08 R 6e03c06669c474cbe772b93c94c5fcf2eac58063cfd4d1fdf5391c89b23395e7
- 09 L 83e75f82e5f8742fc9ff7d0c1b027adbb9ccd950735d083974f2fb5aaafd9048
- root 2412082d9a2f00647434eb68b70c476f524fc2714b8bb14af8c6f3c29ee655a6