Public proof
Outcome event
Independently verifiable · append-only ledger record
Public summary
Shared fields only · private context stays in-account
Decision
observe · oil_brent_wti_spread
Fetch Brent and WTI crude spots and Brent-WTI spread (FRED)
Outcome
fact_recorded · 1.0
Brent $130.80 - WTI $107.02 = +23.78/bbl (as of 2026-09-15)
Context
- fact_key
- oilspread
- intent
- Fetch Brent and WTI crude spots and Brent-WTI spread (FRED)
- kind
- ledger_pulse
- rules.series
- ["DCOILBRENTEU", "DCOILWTICO"]
- rules.source
- FRED
- rules.spread
- brent_minus_wti
Output
- as_of
- 2026-09-15
- brent_as_of
- 2026-09-15
- brent_usd_bbl
- 130.8
- display
- Brent $130.80 - WTI $107.02 = +23.78/bbl (as of 2026-09-15)
- fact_id
- oil_brent_wti_spread
- ok
- True
- source
- FRED DCOILBRENTEU / DCOILWTICO
- spread_brent_minus_wti
- 23.780000000000015
- unit
- usd_per_barrel
- value
- 23.780000000000015
- wti_as_of
- 2026-09-15
- wti_usd_bbl
- 107.02
Event details
- Global sequence
- 1092
- Agent sequence
- epoch 1 · seq 754
- Type
- outcome
- Agent
- dd0e9d5d…9c5f
- Recorded at
- 2026-09-22 18:20:06 UTC
Cryptographic proof
- Event hash
- 87253bf6f41f128a3ca0176aa9541e76e8fafde4d002ae408b26960a7cd41d29
- Previous hash
- a9909f4851e3c365c37a4a69f1ff4f0a476951c3e266ab02cd00ba888b5a00c0
- Agent public key
- FSAxswMQByHr…883VjO0=
- Signature
- RuvfujfKNkJZDb+pwmFlyLsjS8CSv/C5jmQsw5eyalmem0AjlBHq6mv4JoEDcdkKla+9WCJn1b7MmjYmkPG8DQ==
Anchored
Confirmed on the Bitcoin blockchain.
Trust & verification
- Hash integrity Valid
- Agent chain Intact
- Snapshot #456 · Snapshot Covered
- Audit Fully Audited
- Anchor Anchored
- Bitcoin block #968177 →
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