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 - TARLAC DEO Award a ₱6.1M contract to JAM-C BUILDERSNational agencies
Transaction hash:
fb7f3a5c405a6e96b6dee8b72c90c675820d3d6d50f04a34cfacbd1d1f9a2d2d
Status:
Included and unchanged
Block:
#3,307 2,706 blocks after it
Position in block:
Transaction 137 of 140
Award day:
Jan 17, 2018 (8 yrs 9 mo ago)
Value:
₱6,111,330.42
Project:
18CJ0080
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 #3,307 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 - TARLAC DEO awarded it to JAM-C BUILDERS on 2018-01-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CJ0080: 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 2018-05-30). 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 fb7f3a5c40…9a2d2dnow …
- 2. Block Merkle root changedstored 704481140d…f6f140now …
- 3. Block #3307 hash changedstored 8ae4f753e1…cb506fnow …
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 139 records. Each step hashes the current value together with the sibling shown.
- leaf fb7f3a5c405a6e96b6dee8b72c90c675820d3d6d50f04a34cfacbd1d1f9a2d2d
- 01 L f5e596f9fcf6a66766d2ed851e6c1b8520ef1dc56f6a2c3dd50f7daae6e31f38
- 02 R f8ecb2115a2bc8a1025e9c955e8f69fb62f0a2b5d96ea002f166801d127c72a5
- 03 R f479f3bd6f93e389515b13fd694806f8b7e15a9f7441a2b6b03f3b9cab54fb1d
- 04 L 77e5793b5ae1a291622b6a936db15436f87798fd2bdef1d1cee868925b2168d6
- 05 R 2c1a923eb3bab5de8fcbbf0da69a3a574e40805403b225a6a9f295e13853cf7f
- 06 R ea9d5a8e2689bb475153f56f6f4209fd69265ea7f8f248b7a1537c6cd8c1eb4f
- 07 R 0d0c96fab388d7a696601cbf0cfbec4ffd315b8fcf4670b2f7ecaa76f58386b7
- 08 L 59d14cd61ded3cf80ae670ffaa067f6e9df06d25e201291e2a79214eac005f69
- root 704481140d154a5725fb892aca233357d96661b85828a59e7a7e54478bf6f140