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 - CARMONA Award a ₱46.3M contract to AARCON BUILDERSNational agencies
Transaction hash:
5181cc96e290fe48ff22a2b93f498a5f5bec38b8cc7967c9a5730af2f854832b
Status:
Included and unchanged
Block:
#3,571 2,442 blocks after it
Position in block:
Transaction 67 of 207
Award day:
Oct 24, 2018 (8 yrs ago)
Value:
₱46,312,452.57
Project:
18DQ0127
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 #3,571 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 2018 OO-2", i.e. the FY2018 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 - CARMONA awarded it to AARCON BUILDERS on 2018-10-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DQ0127: 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 2019-09-10). 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 5181cc96e2…54832bnow …
- 2. Block Merkle root changedstored 7ee3523a39…e4685bnow …
- 3. Block #3571 hash changedstored c25a4522ab…6a0483now …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf 5181cc96e290fe48ff22a2b93f498a5f5bec38b8cc7967c9a5730af2f854832b
- 01 L 5165b68b40279b66f82c3ca464beca0ae8dd1f60916caa3179eb11a5153d7ac9
- 02 L 3a9d1e72405179ab456091105177d9c59e62202fe0b4fbbdf232e83c564186b9
- 03 R 7d88b9db995d6d754626987f6bdc406e249c3dbc0fad22746b241dfb83f173e7
- 04 R f45a45688172fd11dc49777aea246cd4378fe863a3ad866df107de3f459ba947
- 05 R 29b70a9132b2616d68660a0e88ac1b3fd67989039674484de3622aebe7e68648
- 06 R c1fa135cf177eed3894effbf3cd66fd13891c48853a89e491ba4ae85501c3d30
- 07 L 500b91f08d6c8b73c266dc0ab67c70e6f1af378905b2b17a25c376eba865cf9d
- 08 R 35df30edd78696899d6df065dd6c71b5a40b8fb6c8045d81c44085ce3fb7c93d
- root 7ee3523a390172f7d2b3efe5bf4e61d54082b9f9a6fae27d5ee6fc0e03e4685b