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 - MISAMIS ORIENTAL 1 Award a ₱4.9M contract to VICENTE T. LAO CONSTRUCTIONNational agencies
Transaction hash:
bbc8203fbb2bbd0942aed5abf006204bafa4848cc1e81de924801f347386dd15
Status:
Included and unchanged
Block:
#4,819 1,194 blocks after it
Position in block:
Transaction 128 of 169
Award day:
Jun 6, 2022 (4 yrs 5 mo ago)
Value:
₱4,881,118.63
Project:
22KK0076
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 #4,819 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 2022 CSSP", i.e. the FY2022 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 - MISAMIS ORIENTAL 1 awarded it to VICENTE T. LAO CONSTRUCTION on 2022-06-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22KK0076: 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 2022-12-19). 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 bbc8203fbb…86dd15now …
- 2. Block Merkle root changedstored cabbc2924c…3b2ab5now …
- 3. Block #4819 hash changedstored 8f6f4a952c…045491now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf bbc8203fbb2bbd0942aed5abf006204bafa4848cc1e81de924801f347386dd15
- 01 R be70dd84c449439506caf0ef926da8a648ebc1dd3721e051daa9669af0e5bc1c
- 02 R 8626a74a387f6376c01f1388cc2623a05cb055edacadcd6a4a0d94f6e2d1917b
- 03 R 747c9e2a5699fb94bc8ec3512a660b50c342a7ef4714befa2645776a7130c307
- 04 R 280d24ce09beb533020669b72dc0e83a693c9bd8ff00c830d7f430632c08db3b
- 05 R 4406bd49a7d412ebe81268c890350744c6b07d192cd43dc421ea1953abad99b1
- 06 R 9b608eb9cb9f67c5622ba1d3e6e313e8936ba38c78fcd7a31c9783d1103a2470
- 07 R eb3f78eee52d484f1e8a653d2d11b27ab2b0838fcda39f60933c4f4cb930074e
- 08 L 5fad233db1f2e3eecc23752af4fa62972595d241f2ca8633d89a7e72ac87645c
- root cabbc2924c3f683244cd849110094ef9b19ed054e67a92e92469576b243b2ab5