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 - REGION XII Award a ₱11.3M contract to TRAFFIC SUPPLIES & CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
cb3f903ea2c12b71afac88ef431610a104c7824b2896a3077b9a7618e8988e0c
Status:
Included and unchanged
Block:
#1,939 4,074 blocks after it
Position in block:
Transaction 187 of 229
Award day:
Dec 10, 2013 (12 yrs 11 mo ago)
Value:
₱11,250,410.70
Project:
Construction Projects
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 #1,939 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 PUBLIC WORKS AND HIGHWAYS - REGION XII awarded it to TRAFFIC SUPPLIES & CONSTRUCTION CORPORATION on 2013-12-10.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 cb3f903ea2…988e0cnow …
- 2. Block Merkle root changedstored 609c4dbcbb…31a8d1now …
- 3. Block #1939 hash changedstored 0dfd6aadc4…884159now …
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 228 records. Each step hashes the current value together with the sibling shown.
- leaf cb3f903ea2c12b71afac88ef431610a104c7824b2896a3077b9a7618e8988e0c
- 01 L cabe6106815170210597aad0471d3cb70cb47df0827640411f720141f8e94dfa
- 02 L 9ef1ecf06c5f57e8ce0a046bad67fb788c663ab0696261e27380552a5153643f
- 03 R 7b2687b16cf738bf5d560660d549b86fa8c74e6bed50b13e48f8c8ac302a26b4
- 04 L ba1c4e61bf171a83ed67f4992aa172be483e7cafbc54c598913bbcf98b39685b
- 05 L 18764634081b0318eecd69681bf7690245d5478dfe37ab64c4b1b62996a93d39
- 06 L 270e2f1697bbf8108424913ef8c7b6481c2aff6397cdd9f7ca9771bf0f97fe4c
- 07 R c487ec5ac0a202240b0336289d767abbf4909509f19ba95d42ea4e07106ba403
- 08 L 51d763a49be9ecfa1c954cdea5f4e9ce12a7207a615e35c1b3d2739241736297
- root 609c4dbcbb20d8edca7f5c494404cb7e8e192aeafab7d00d5ddf52ea5c31a8d1