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 - METRO MANILA 2ND E Award a ₱2.2M contract to GRAC-TA BUILDERSNational agencies
Transaction hash:
4e080e0fbed75c495a2cea68bda24738642918fee45af685a8047ff20be58bc8
Status:
Included and unchanged
Block:
#3,506 2,507 blocks after it
Position in block:
Transaction 63 of 239
Award day:
Aug 16, 2018 (8 yrs 2 mo ago)
Value:
₱2,186,481.15
Project:
Construction/Upgrading/Expansion/Repair and Rehab
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 #3,506 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 2017 DOH HFEP", 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 - METRO MANILA 2ND E awarded it to GRAC-TA BUILDERS on 2018-08-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OC0133: 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 2019-10-04). 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 4e080e0fbe…e58bc8now …
- 2. Block Merkle root changedstored 90d73b6ece…93bc76now …
- 3. Block #3506 hash changedstored 61e113be68…19d745now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 4e080e0fbed75c495a2cea68bda24738642918fee45af685a8047ff20be58bc8
- 01 L 4c1ae255e8abe3936724ab38c743c3038cf21966bd3214155afa006260b62b27
- 02 L ed2dc94912f7a5f88c7684ba507791d493f5e8f672bd53578d15c4d6f41a7dfb
- 03 L 97659764aff343380374ff9c267948ed8ca4c8dca5b303d1e40220dc2e454bf8
- 04 L 3aaa250fdf1ae7774de9c489bdb0e6b2629463ed70521082c89b1b9d9fffc742
- 05 L e12ed1845518b1701ff4c4e87cd25ed1626910deaf94172cb6e3d4eb12dc5f66
- 06 L dd587f093e06ea98c68c7bb0dda9a6c144dc4cbb92e1e87fd64c62e275cfcb55
- 07 R ec0dc03f1f4c791f78ea4f615a5412530aa153815ece64152c9ad37da5a6a2c7
- 08 R 5344266b778a15e106e7016a3351e159ba835bf0a19dff3e4f121b14aadaa799
- root 90d73b6ece8bf58ad9dca8e2cd7ca3f9e1d10dbf05e10c874503d86a5393bc76