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 - LANAO DEL NORTE 2N Award a ₱3.4M contract to ALFAHAD BUILDERS AND ENTERPRISESNational agencies
Transaction hash:
1f0339d663ecf1c40ed3f77d6c9f8deec9a244b67615c8717526b362dcf93f55
Status:
Included and unchanged
Block:
#4,223 1,790 blocks after it
Position in block:
Transaction 22 of 163
Award day:
Sep 16, 2020 (6 yrs 1 mo ago)
Value:
₱3,361,594.95
Project:
20KF0022
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 #4,223 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 - LANAO DEL NORTE 2N awarded it to ALFAHAD BUILDERS AND ENTERPRISES on 2020-09-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20KF0022: 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 2021-01-15). 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 1f0339d663…f93f55now …
- 2. Block Merkle root changedstored 18094ae8e3…21ad0anow …
- 3. Block #4223 hash changedstored 9321f8fa49…6c01b6now …
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 162 records. Each step hashes the current value together with the sibling shown.
- leaf 1f0339d663ecf1c40ed3f77d6c9f8deec9a244b67615c8717526b362dcf93f55
- 01 R 20c13fa405f5e76975d409f6667906fae8208bc68958622153ac46d4942bcb74
- 02 L c54d102dff5a4a1f98c23f34e80f5e758ad1938eb3ceebaa970aab9cd72dfba0
- 03 L d4f8c0d455aa50d879a78077f9d93407007a18d73c585fc56582d690363971b3
- 04 R cc4869b21a6769a47409ea48ac18f5dbae81159034ca7b936ff24be5c0b63882
- 05 L 27363d0f81b5fcb3f4bd76e4d2ff1390775ae309be314b4b877a874866637cd1
- 06 R 5d33900aee811a4480dc0722c2959172a2fbd7a4726a0455bb451f82f0827a66
- 07 R 5cc0846bf746ef2c3f9eff37873b07ffe09cff4e6e25934242bfc917c51d30a5
- 08 R d38521f7aacaa87544b9213156593948d657d865227e4ce8a6a9b2bcd6e76f59
- root 18094ae8e3f326177a5a083215a3c7664986c9a4fd2b513c05f9041d0c21ad0a