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 - REGION XII - COTAB Award a ₱9.2M contract to BRE CONSTRUCTIONNational agencies
Transaction hash:
77c0aab6ddddd4ff16ff8261815dbf014a230687da79a85b8a559a4a3445d552
Status:
Included and unchanged
Block:
#3,471 2,542 blocks after it
Position in block:
Transaction 119 of 245
Award day:
Jul 9, 2018 (8 yrs 4 mo ago)
Value:
₱9,239,412.75
Project:
Contract ID18MA0023
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 #3,471 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 LP", 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 - REGION XII - COTAB awarded it to BRE CONSTRUCTION on 2018-07-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18MA0023: 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 2018-09-05). 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 77c0aab6dd…45d552now …
- 2. Block Merkle root changedstored 184799b074…83c077now …
- 3. Block #3471 hash changedstored c3ebf33abf…ab6dfcnow …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 77c0aab6ddddd4ff16ff8261815dbf014a230687da79a85b8a559a4a3445d552
- 01 L 76d8a896b7ed29198d197e471fbbbe8acbc80488be1a8d14c41445bfede6e930
- 02 L 20e237ca3f2acd2de345693a31baf713068223f2497fa3767175b41b57cb8ca3
- 03 L 419df077fa328e92fa2650748d35b358902a6902ef1565a15a17ace958c21421
- 04 R f1c1b390e9d7fa2bd2c25a08fa3cca059991b2acfe303a2a7ef548c29bf686f7
- 05 L f14f1e8ebcf15441b3dfab24b51831401f5ad0aa1ec2d151ccf43a8e9ed722d8
- 06 L d77f586ba13544c19bf2e119129c094149609de5f4774fd12b4ccc13ee8e4464
- 07 L 4171d61a79704b312081e15d8166c459559a7691be5ec86195185648715c3595
- 08 R a4456cffa1b0188e2bbb13873f4880e8078a86b5aa8823f2f89471675b93608a
- root 184799b074e154f0aeedba1b64151c6bc7d8daa0083c9a41e0b039b37483c077