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 - DINAGAT ISLANDS DI Award a ₱4.9M contract to RADIAN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
462b522f8fde341a04f2b014d6b4d5f49ed298ba8482a45e7ef6e876c8fbc900
Status:
Included and unchanged
Block:
#4,709 1,304 blocks after it
Position in block:
Transaction 97 of 336
Award day:
Feb 3, 2022 (4 yrs 9 mo ago)
Value:
₱4,949,499.83
Project:
22NE0017
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 #4,709 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 - DINAGAT ISLANDS DI awarded it to RADIAN CONSTRUCTION AND SUPPLY on 2022-02-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22NE0017: 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 2022-12-15). 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 462b522f8f…fbc900now …
- 2. Block Merkle root changedstored f97f22b25f…279e20now …
- 3. Block #4709 hash changedstored 4ff5839d98…481386now …
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 335 records. Each step hashes the current value together with the sibling shown.
- leaf 462b522f8fde341a04f2b014d6b4d5f49ed298ba8482a45e7ef6e876c8fbc900
- 01 L 45fb0d28697a9a69d38edd2974622a077f3ea9b01201fa0020ca656501b26962
- 02 R 57bb6307e99be955b93623f397de7fd3f9a9513f1e81942b26d58e37615f1ae2
- 03 R aea1dc6b70cbaee747323429019298cd0ac8c601ae02cbc8ce930f40f235fe00
- 04 R 1e5083c5d26832e3efd757f1c5e0a9f0d0a7cd733a09217a6a06af2f8487e0e0
- 05 R bd340889290080783689cd7c2b78edb0cfdf73b5cfd4e29ab1500800c3e24986
- 06 L f831e28d83c83561d982ff15dc859aa36b356a9e9d03ce3ddd52891b7a077836
- 07 L ac32e931137c411c1dfa25abdee0119be307b8f317b7b407bf83070fa972621b
- 08 R 0a0cafd4d647827bd29a4f661b0dcfbeb1d4f9dfdf1d858973a2e7b610a738d9
- 09 R 3761d39933bd00d9b850c5048dd1f65deb4e6390523cb6f687f80e9d8f559294
- root f97f22b25f413009f2a9b37ffdbeeb8ba2bf5b79fbbae3d42d83eb5a6c279e20