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 - DAVAO DEL NORTE DE Award a ₱11.8M contract to KANAWAY BUILDERS CORPORATIONNational agencies
Transaction hash:
2eddd2a7a4598c2d9ca7b5a387e251a06c145aed296fc8c9749bfcf153858c24
Status:
Included and unchanged
Block:
#4,748 1,265 blocks after it
Position in block:
Transaction 158 of 755
Award day:
Mar 16, 2022 (4 yrs 7 mo ago)
Value:
₱11,807,891.91
Project:
22LC0199 Concreting of Brgy.
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 #4,748 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 "Outside Infra - GAA 2022 DA FMR", 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 - DAVAO DEL NORTE DE awarded it to KANAWAY BUILDERS CORPORATION on 2022-03-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22LC0199: 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 2022-12-04). 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 2eddd2a7a4…858c24now …
- 2. Block Merkle root changedstored 49bfa937da…58f062now …
- 3. Block #4748 hash changedstored c9c6501282…1b848enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 754 records. Each step hashes the current value together with the sibling shown.
- leaf 2eddd2a7a4598c2d9ca7b5a387e251a06c145aed296fc8c9749bfcf153858c24
- 01 R 2f41f38bee4350e51268016d0ee747db5ccee2254a7a0cf9bab9cd3c4a4653c2
- 02 L dc72f4ff0221396d605d6cc77eac425734f0cd95525121c25e41e70d965a5759
- 03 L 696775d941804213c9879a024c047fc772e1d3eedfa2d8d1d5ae883667969361
- 04 L af4d9f07e86ff8eb00e7fa3f46c7a846b51b871339267292272c18c99d5f8238
- 05 L 4683e98dd3d09728c9480fd35d5cfddf5eb104e940d142d1de837b6e42f8d914
- 06 R f093d899fb2c4cde60741c253d7e45045cf1cbad9ee664a40226a5cd1e3404ed
- 07 R 590b868dfd8cf449a4740e23b23cc93fa29c27d621d67d303dc7fb291cecdf50
- 08 L d747ef53d62f2d73cbcef177c7d0d9d4b8b8faf6a3d6807328d3a7fa0bc90a72
- 09 R 225ef9da9411754a077e138c5b484ee3e8e9306d1f49a8f4c223d5e1c20a18af
- 10 R 4f72140deb2afc65ba670d8b7c164ef7c4287412b5c0a8e92c259cb972938d6f
- root 49bfa937daadda4a5c4d9ece3272ff45b81898442ce5ce9ae5999fc15c58f062