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 TRANSPORTATION AND COMMUNICATIONS - MAIN Award a ₱46.5M contract to PRISMODIAL CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
4dff33f7e07cdbb268c61dd74d868f56b8c64e655aab76a4ab404b887d7003f4
Status:
Included and unchanged
Block:
#1,627 4,386 blocks after it
Position in block:
Transaction 17 of 78
Award day:
Dec 3, 2012 (13 yrs 11 mo ago)
Value:
₱46,482,627.47
Project:
Dipolog Airport Development Project
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 #1,627 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)The award does not say which budget line pays for it.Not published
- 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 TRANSPORTATION AND COMMUNICATIONS - MAIN awarded it to PRISMODIAL CONSTRUCTION CORPORATION on 2012-12-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 4dff33f7e0…7003f4now …
- 2. Block Merkle root changedstored 0d72c568d6…8bf75cnow …
- 3. Block #1627 hash changedstored d7bdfb6e3b…55fbfdnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 77 records. Each step hashes the current value together with the sibling shown.
- leaf 4dff33f7e07cdbb268c61dd74d868f56b8c64e655aab76a4ab404b887d7003f4
- 01 L 4b9f30f4bd0bb039720b7e69b1c02ca5598f2772f5ee470627bff535260a4134
- 02 R 600b1009a836919ad7d8d71198211cc4fab864d60f47f32986c231c48ebc4fa4
- 03 R f4fbaf9619cc6e8e1cc0eb167f98e94e57490eef4230f765a428d3ea20ca4171
- 04 R 009b83f1f22e505603bf975fcda25118c12827214a9f0b6d08556d009b8f24db
- 05 L 11140bf7121e2a87ff8966d1a6cef65398554f8bc6a3d69b6f4ca76d9bf79d5b
- 06 R 0669811df6756b122e4d75a9b8673aa39f7517d608880f2f81f0488fe1e25cf6
- 07 R fb70c0b2945a5a9b89f7e6523c02b7ff05558b7e58a8bba69e7621ee69595060
- root 0d72c568d69a17c79ee7742079e9061da23b761b3d1c1e9fb97cc07b028bf75c