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 - DAVAO DEL NORTE DE Award a ₱9.5M contract to MAG CORPORATIONNational agencies
Transaction hash:
4285ecdbf7d84e0fa048d64de422a37887f8ed15ba0ce0e75f5b03adb73833f7
Status:
Included and unchanged
Block:
#3,288 2,725 blocks after it
Position in block:
Transaction 388 of 1,412
Award day:
Dec 28, 2017 (8 yrs 10 mo ago)
Value:
₱9,487,546.63
Project:
Construction of 2 STY – 4 CL School Building (Comp
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 #3,288 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 DepEd BEFF", 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 - DAVAO DEL NORTE DE awarded it to MAG CORPORATION on 2017-12-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LC0570: 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 2018-06-10). 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 4285ecdbf7…3833f7now …
- 2. Block Merkle root changedstored 64613355b9…bb9921now …
- 3. Block #3288 hash changedstored 3cb6d0a1d5…43ac58now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,411 records. Each step hashes the current value together with the sibling shown.
- leaf 4285ecdbf7d84e0fa048d64de422a37887f8ed15ba0ce0e75f5b03adb73833f7
- 01 R 42aee790afe6c204603454a919bb9c4739fedef39f2ab839a982450dbcb4ca8c
- 02 R da2a131b0f6c7c410e6dbd76921e95c8af58e50661d45ed2acea220f37ccd5e0
- 03 L e64890c167078fa215669dc335556ba669c880ad42dbc616b7eb1422ff97251a
- 04 R ac9c78dc47ba5e5e0ea9f7fe83cec81804f8c7239df846d6928ceac0cb2dc0ed
- 05 R 1467b48c870e914076f664bfdb54208f63e9283e83bb497cb81f0a95cf18c2ba
- 06 R 28081be074c179df86c6fd782db91c330166e2130c5c8ffa7fb7495326cedb60
- 07 R b21b41a1d81e36d576a95023543af40af26790f313788033196e15e32bb4a5e0
- 08 L a825496ad327c092df253d4ee92f4a4671dc81e54c1301a09363b68863010ca8
- 09 L 5aebdb40b358203a6da3ca02178eaa1614d6c11ebaa6fad05d9119054c7a3245
- 10 R 225394003984aa21d5131b6773da19693a18d5f99712d52f1208f84732999133
- 11 R 2ef4508f70651af07ad638e450db23cc4fbf801a34a6d7c08089ba1d7e004443
- root 64613355b977568d1084de9163c534dedc8c83edeb4ca2352846127023bb9921