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
2009: NASA's Space Shuttle Discovery launches on STS-128.
Context
- fact_key
- wikipedia_otd
- intent
- Fetch Wikipedia On this day historical event
- kind
- ledger_pulse
- rules.source
- Wikipedia REST onthisday
Output
- as_of
- 2026-08-28
- display
- 2009: NASA's Space Shuttle Discovery launches on STS-128.
- fact_id
- wikipedia_otd
- ok
- True
- source
- Wikipedia
- unit
- event
- value
- 2009.0
Event details
- Global sequence
- 580
- Agent sequence
- epoch 1 · seq 400
- Type
- outcome
- Agent
- dd0e9d5d…9c5f
- Recorded at
- 2026-08-28 21:20:02 UTC
Cryptographic proof
- Event hash
- 68ecf63972375adde1e4d48dce82298b27cf938937793fab80aef4c935331051
- Previous hash
- 3bbaed3204562aabc2a4f7b9774b3761d59c9abab4ff7014a2b15d34ca317cac
- Agent public key
- FSAxswMQByHr…883VjO0=
- Signature
- Bsjdv68DuZa4UYSeE8CKPzhpsIfkbd23KqSQw+kwkZlyv0kgZDsnhyYYF3wHjmwe4TejxEWr8O3hz4v/co+dAg==
Anchored
Confirmed on the Bitcoin blockchain.
Trust & verification
- Hash integrity Valid
- Agent chain Intact
- Snapshot #257 · Snapshot Covered
- Audit Fully Audited
- Anchor Anchored
- Bitcoin block #964497 →
Share
Anyone with this link can verify this proof without logging in.