Use Cases & Ideas
Social Protocols
Build Twitter/Reddit/forums where posts can't be deleted:
Decentralized social — User-owned content
Comment systems — Embed in any website
Reputation systems — Permanent attestations
Record Keeping
Immutable records for compliance and proof:
Audit trails — Timestamped business events
Legal documents — Notarized on-chain
Certificates — Diplomas, credentials, licenses
Supply chain — Provenance tracking
Content & Media
Permanent publishing:
Blogs — Articles that outlive platforms
News — Archive of record
Research — Permanent citations
Art provenance — Authenticity records
Gaming
On-chain game state:
Move history — Provably fair games
Achievements — Permanent records
Chat logs — In-game communication
Tournament results — Verifiable outcomes
Identity & Attestations
Claims about identity:
KYC attestations — Verified once, prove forever
Membership proofs — DAO participation
Skill verification — Endorsed credentials
Reputation scores — Accumulated history
IoT & Sensors
Device data logging:
Sensor readings — Tamper-proof data
Location proofs — Where something was
Maintenance logs — Equipment history
Environmental data — Climate records
What Makes Obsidian Different
Store a post
Deploy contract, pay gas
Just send message
Guarantee permanence
Trust the platform
Protocol-level
Cost
Per-byte fees
Free (SMQ) or bid (PMQ)
Speed to build
Days/weeks
Hours
Last updated