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 ₱4.8M contract to GEA CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
eb76509a27c43c73e27bf8f43a0b9a6432ecb441b182067e4fb73eac35e77936
Status:
Included and unchanged
Block:
#441 5,572 blocks after it
Position in block:
Transaction 9 of 10
Award day:
Oct 6, 2008 (18 yrs 1 mo ago)
Value:
₱4,800,162.60
Project:
ROMBLON AIRPORT CONTINUATION OF CONCRETING OF RUNWAY
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 #441 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 GEA CONSTRUCTION CORPORATION on 2008-10-06.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 eb76509a27…e77936now …
- 2. Block Merkle root changedstored 2d640545d4…35e17cnow …
- 3. Block #441 hash changedstored 4273951b6b…1cd6f4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf eb76509a27c43c73e27bf8f43a0b9a6432ecb441b182067e4fb73eac35e77936
- 01 L dbf56e0008123b2141fd9266c5678ec8859c232bedf0ea18130e2c039e1c17ed
- 02 R 1d61f84b048860f6fe4821c6c334953bd923468f8f136f25c12045b9b750510d
- 03 R 0b86a68e1c8809e45b19895801a0e9adfd00ed928035c8f07ae79d69c9e417c7
- 04 L 43ca2568dbac3e542516dc28a19db705db2b50fda899ada94c6f92b5673ecc24
- root 2d640545d4cc6942d9138f86a2c2cd56e463c157640d82b7814f89b6c035e17c