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 - EASTERN SAMAR DEO Award a ₱5.8M contract to YFL BUILDERSNational agencies
Transaction hash:
2dccfd653e8bbb535d2f9fdcd1d68d7cab05e09d3652b89abe6fea62dcf3558f
Status:
Included and unchanged
Block:
#3,842 2,171 blocks after it
Position in block:
Transaction 44 of 263
Award day:
Aug 8, 2019 (7 yrs 3 mo ago)
To:
Value:
₱5,816,723.04
Project:
19IB0170 - Modified standard DPWH-DepEd One-Storey
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 #3,842 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 2019 DepEd BEFF", 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 - EASTERN SAMAR DEO awarded it to YFL BUILDERS on 2019-08-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19IB0170: 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 2020-01-18). 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 2dccfd653e…f3558fnow …
- 2. Block Merkle root changedstored cd7c6b66c4…344e21now …
- 3. Block #3842 hash changedstored e74e9d5e8b…f797a5now …
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 262 records. Each step hashes the current value together with the sibling shown.
- leaf 2dccfd653e8bbb535d2f9fdcd1d68d7cab05e09d3652b89abe6fea62dcf3558f
- 01 R 2eb444411eb4bf72bdb636bfdf0429fdb2d1e874913b517d8bd7b64e4c1f529f
- 02 R 721a59159943c6b9d6d5bdb5c21ddb4dffed595b082f000e60f3bb6dff04b99c
- 03 L 3e805a8c6e6baae6e4070606cffcaeea13c24b1a9100ef730efcfba3b5eca4ed
- 04 L 2eab60862e8bef3da6567bb694889745ee11efc0bd47f6cfd38bb8122e5397d5
- 05 R c78cea481bd7d80412401e591e8911587d952e6847a16ea243df1148a32bf0f7
- 06 L 4e9e4b6759693c696d8827e465cfeb480dce03c89f0ca6aef6f9fbcc8a438649
- 07 R 0ce19a1e18320701a1c4499739e62f22dad9c605d6738ea9fd19e4a804700698
- 08 R 35d1884ec72f71d8dff020b70d42c3e23ca63d306ef88b7286b506591fdb3dbd
- 09 R 647b767a2dd65cf88bcfe8dd4864c23ef9e8539548bfec538ce7618075b24749
- root cd7c6b66c40c975e8e30a2704212e7d2e1b777a04c3db58c845fac7ff4344e21