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 - BATANGAS 3RD ED Award a ₱959.9K contract to GAWANATO CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
13028e49684bd84e3ee03d63633677446fbf14ebc426b1961a2aa3e6c88d2d01
Status:
Included and unchanged
Block:
#4,205 1,808 blocks after it
Position in block:
Transaction 24 of 294
Award day:
Aug 27, 2020 (6 yrs 2 mo ago)
Value:
₱959,906.00
Project:
20DC0054 - LOCAL PROGRAM, Local Infrastructure Pro
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 #4,205 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 2020 LP", i.e. the FY2020 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 - BATANGAS 3RD ED awarded it to GAWANATO CONSTRUCTION CORPORATION on 2020-08-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20DC0054: 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 2020-11-05). 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 13028e4968…8d2d01now …
- 2. Block Merkle root changedstored f2ed2e6751…773d50now …
- 3. Block #4205 hash changedstored dbae1fd1ca…d66b91now …
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 293 records. Each step hashes the current value together with the sibling shown.
- leaf 13028e49684bd84e3ee03d63633677446fbf14ebc426b1961a2aa3e6c88d2d01
- 01 R 137aaf8d730dc44e5bb5b97a59662c802af9f5457d433be213559af0b988a323
- 02 R 887f7ac6b3e55fafca4518ed769ac06a4efe3dceca781b7ed1e64333a5b7a362
- 03 R 386488f2b47d3dad56913b4c9429bdd326407b11fddced303ad45a68cb23356c
- 04 L 42621ff4ae0bc4f00df7913fbeb46887123f25794d3417a84d142c896a08d86f
- 05 L cc0801f1d0a2a3919fd67783c31b2ce4ae47cc2d415b6ce2e3b1a2dfb433cc03
- 06 R 868a554c030123092b6196611fdb1e7884ab647a93f14d17fc728f07bb5852b7
- 07 R a74957eb34624df0557f3de74fce0051873408aea3101222a256cfe9947d4590
- 08 R 19b5705ee562864db424aeafd9ec90f044103731eee4e6a73eca3ac2affe6015
- 09 R d386f2e82c28ee48c460f22c9887d7207742ca5ed0f2fbd57cd50db224e70e34
- root f2ed2e6751389560c66d9ded023dec0a107aa4742371016b34718fc04e773d50