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 - ZAMBALES 1ST DEO Award a ₱3.9M contract to G.M.R. CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
5d2eb221d693488cbfac8d6fb1a10671b47911caf3df817da97eac6920f45d52
Status:
Included and unchanged
Block:
#2,991 3,022 blocks after it
Position in block:
Transaction 82 of 226
Award day:
Feb 14, 2017 (9 yrs 8 mo ago)
Value:
₱3,879,645.08
Project:
17CL0076- Construction of Multi- Purpose Building
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 #2,991 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 2017 LFP", i.e. the FY2017 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 - ZAMBALES 1ST DEO awarded it to G.M.R. CONSTRUCTION AND SUPPLY on 2017-02-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CL0076: 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 2017-06-28). 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 5d2eb221d6…f45d52now …
- 2. Block Merkle root changedstored 74f53d85cd…9a19cbnow …
- 3. Block #2991 hash changedstored c5833b1020…c24bdcnow …
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 225 records. Each step hashes the current value together with the sibling shown.
- leaf 5d2eb221d693488cbfac8d6fb1a10671b47911caf3df817da97eac6920f45d52
- 01 R 5d535f565b064f4ef8e3b8fac2c653fe380d13109e91c922d592a06c9bb9ec62
- 02 L f9ae7178f389b3bb5996bce4c18cd3f337e2908cc7e8abf646b3aa48587f1501
- 03 R 49bd082e94a308b8f2c2c3cb84615bbb8ba669fdcf792a464dd77bc13e2153a5
- 04 R 9b23f871e6536be891e95a948c10dc1d54af363ecba53d206cb3f55da924f0aa
- 05 L ce6b108141681d130bd5cf4ec2ec8dce8cfe4137cc844367ec4e87b0cb06356f
- 06 R 8a22e12a438916cb614e8caa0ae509c92d6d500ec8925817ca99b16885d9f925
- 07 L d117808f01377ae8b129bbcea21bb411507d6360df2843fbfb10350ec9864f58
- 08 R 3a91c9ad92fa3054755dd97283f76736babaa7467aa285f6c5e103d711b50d8c
- root 74f53d85cd46c32af23b19632e16795e84a4931c42050ff7e462b802169a19cb