Public proof
Outcome event
Independently verifiable · append-only ledger record
Public summary
Shared fields only · private context stays in-account
Decision
observe · wikipedia_otd
Fetch Wikipedia On this day historical event
Outcome
fact_recorded · 1.0
2019: Kuopio school stabbing: One dies and ten are injured when Joel Marin, armed with a sabre, attacks a school class at Savo Vocational College in Kuopio, Finland.
Context
- fact_key
- wikipedia_otd
- intent
- Fetch Wikipedia On this day historical event
- kind
- ledger_pulse
- rules.source
- Wikipedia REST onthisday
Output
- as_of
- 2026-10-01
- display
- 2019: Kuopio school stabbing: One dies and ten are injured when Joel Marin, armed with a sabre, attacks a school class at Savo Vocational College in Kuopio, Finland.
- fact_id
- wikipedia_otd
- ok
- True
- source
- Wikipedia
- unit
- event
- value
- 2019.0
Event details
- Global sequence
- 1292
- Agent sequence
- epoch 1 · seq 892
- Type
- outcome
- Agent
- dd0e9d5d…9c5f
- Recorded at
- 2026-10-01 06:20:02 UTC
Cryptographic proof
- Event hash
- 475190280ada4f1be7204a7dc04da068ab23a92f3d4ce12c18835572f198e34f
- Previous hash
- 272ebf9307de1ba2978b9fa4ea4abdcf7f6e22b5f6cafe726b973337c42467fe
- Agent public key
- FSAxswMQByHr…883VjO0=
- Signature
- T7FvJ01VdipqIxC/tI5umuEZwN+cLxTW2np1vPgN0KfwOZGWzACe1UDnkGgfOwEdsBrFEmf5PKVSudXfR2IeAw==
Anchored
Confirmed on the Bitcoin blockchain.
Trust & verification
- Hash integrity Valid
- Agent chain Intact
- Snapshot #525 · Snapshot Covered
- Audit Fully Audited
- Anchor Anchored
- Bitcoin block #969418 →
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