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 - APAYAO 2ND DEO Award a ₱4.8M contract to ASC CONSTRUCTION & CONCRETE PRODUCTSNational agencies
Transaction hash:
11dd49cf4e4705697eb56b08a21841f3a134cb58cffdd496dc222f4f324ea5c5
Status:
Included and unchanged
Block:
#4,834 1,179 blocks after it
Position in block:
Transaction 14 of 231
Award day:
Jun 22, 2022 (4 yrs 4 mo ago)
Value:
₱4,752,880.74
Project:
CIVIL WORKS
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 #4,834 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 - APAYAO 2ND DEO awarded it to ASC CONSTRUCTION & CONCRETE PRODUCTS on 2022-06-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22PC0049: 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 2023-03-17). 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 11dd49cf4e…4ea5c5now …
- 2. Block Merkle root changedstored 3494519a47…fb3b4bnow …
- 3. Block #4834 hash changedstored ccedcfba86…53d95enow …
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 230 records. Each step hashes the current value together with the sibling shown.
- leaf 11dd49cf4e4705697eb56b08a21841f3a134cb58cffdd496dc222f4f324ea5c5
- 01 R 11eebd82b0192cf5210793e1339c9b773b10e07d25ed779c5cbb84df89ad9e0a
- 02 L eb2f14f4e661a787985ac545c88a76022674d2b564b4a92d1f31a01ff3842f04
- 03 L 9947c2e07dd70ffea1cfb077fb668fceb862be25724ea3dd3e3e025392b07452
- 04 L bebb14f1c3409f549a3d296a1a3fe33215da114e1c14cb1b5f18a38297193c20
- 05 R a87065096939ae50d9d3070e9fab353621a0b21e0a15f2d20a59ec4edf7dcab0
- 06 R 6fbbf654cacc0510f536ba5e2457b58f4962c23eb33bbd4f7be08f5dd7563cd1
- 07 R a727ecc3e0501c982bb8e8c53a9b1f6f8138b105743596056ad4ac718bc60157
- 08 R 4028b0771f8f8a179331dfe609440ff601ae08d938962d7a0f34b51a0939d5ce
- root 3494519a47620da6824a8fc0a774d1ca18600bd8566796bbf6e6e6bf8afb3b4b