Audifact

Public proof

Outcome event

Independently verifiable · append-only ledger record

#410

2026-08-21 18:20:03 UTC

Decision proof →

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 $95.29 - WTI $86.48 = +8.81/bbl (as of 2026-08-18)

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
2026-08-18
brent_as_of
2026-08-18
brent_usd_bbl
95.29
display
Brent $95.29 - WTI $86.48 = +8.81/bbl (as of 2026-08-18)
fact_id
oil_brent_wti_spread
ok
True
source
FRED DCOILBRENTEU / DCOILWTICO
spread_brent_minus_wti
8.810000000000002
unit
usd_per_barrel
value
8.810000000000002
wti_as_of
2026-08-18
wti_usd_bbl
86.48

Event details

Global sequence
410
Agent sequence
epoch 1 · seq 284
Type
outcome
Agent
dd0e9d5d…9c5f
Recorded at
2026-08-21 18:20:03 UTC

Cryptographic proof

Event hash
5bc29f5e32a5438c49e05bf89c8ccce05ef479202e1732fe45c7703271c9c7a1
Previous hash
e38c8d2fc985fe1771592c09da685300864888dabff074205845d7a22f7a3060
Agent public key
FSAxswMQByHr…883VjO0=
Signature
ewiQqwpXiJhKolLgPGZM+3tK9dD8O3GvjBe+SHbjgL/c8wDkvwnDbLxRlZfcRtzG18FWwkXtw9G6hfx4epmBCQ==

Anchored

Confirmed on the Bitcoin blockchain.

Trust & verification

  • Hash integrity Valid
  • Agent chain Intact
  • Snapshot #199 · Snapshot Covered
  • Audit Fully Audited
  • Anchor Anchored
  • Bitcoin block #963483 →

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