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 - AURORA DEO Award a ₱3.6M contract to JOHN DEE B. BUSTAMANTE CONSTRUCTIONNational agencies
Transaction hash:
15044afca97540e481b574f4dc5297692b8f66cae7168db91fac8db912e43971
Status:
Included and unchanged
Block:
#3,899 2,114 blocks after it
Position in block:
Transaction 14 of 198
Award day:
Oct 7, 2019 (7 yrs 1 mo ago)
Value:
₱3,566,125.69
Project:
19CN0150
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 #3,899 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 2019 CSSP", i.e. the FY2019 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 - AURORA DEO awarded it to JOHN DEE B. BUSTAMANTE CONSTRUCTION on 2019-10-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19CN0150: 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 2019-12-14). 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 15044afca9…e43971now …
- 2. Block Merkle root changedstored 80ee5b8fa7…bbd299now …
- 3. Block #3899 hash changedstored 851fd6c90a…5a5df2now …
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 197 records. Each step hashes the current value together with the sibling shown.
- leaf 15044afca97540e481b574f4dc5297692b8f66cae7168db91fac8db912e43971
- 01 R 15dd6841212355e399c94621d437567c0a42a99254299cac74af0ac61645185f
- 02 L d9304fc3ba49c399e564c77d9923c9ba3365080f2dbefb5022c85b8deaa18621
- 03 L 428dd24e936553ae7469b417008a5bf03a4b3bc83ab9647e00332a7f002c083d
- 04 L 24bb7c22b188de67ac2f67351c613bbf7cd5342ef3adcb0c220f04c0f6666e30
- 05 R c3c0ab5871a33ceac95b88c0299d527ac58a07a10984824c5469fe278f28e96e
- 06 R c9f01f9f6ab1c52df28e8a83edf1f36a09700c87212d80181a3d0f7ac2adeb4b
- 07 R 5049c2b7fdd4115f30247550fdecf6d571aa3dd76b7be411bf3ddd0937050fe4
- 08 R 2f57355f1f5e32184523f48ac2c77f4941ac96641c2f2c10a91bef25aacae38d
- root 80ee5b8fa7dad4a1019f9a0eb364f9e23334e9c67717ecb963b9c91d75bbd299