waveform.coffee
waveform.coffee
01 — IDENTITYCURATED RECORD
REFERENCE › VARIETIES

SL28

Selection of Tanganyika Drought Resistant — Kenya, 1935.

SPECIES C. ARABICAGROUP SELECTIONALIASES SL-28
OBSERVED RECORDwhat the pipeline has witnessed · 26 roasters tracked · updated daily

02 — FLAVOR RANGE

OBSERVED
across 37 current offerings from 26 of 26 tracked roasters · updated 15 Aug 2026
PROCESS1 base
All5Washed5Honey0Natural0Wet-hulled0Undisclosed0
5 BASES IN THE VOCABULARY · 1 OBSERVED IN THIS CUT
MODIFIER0 modifiers
All5
0 OF 1 MODIFIERS YIELD OFFERINGS HERE · 1 YIELD NOTHING AND ARE NOT DRAWN
ORIGIN1 origin
All5Kenya5
1 OF 7 ORIGINS YIELD OFFERINGS HERE · 6 YIELD NOTHING AND ARE NOT DRAWN
REGIONEmbu
All37Embu5Kiambu2Kiambu Kenya2Kirinyaga2Quindío2Central Province1Central Valley1Chiriquí1Cundinamarca1Emba1Embu County1Huila1La Libertad1Loja1Nyeri1Nyeri County1San Marcos de Tarrazú1Tolima1Usulutan1West Valley1
20 OF 20 REGIONS YIELD OFFERINGS HERE
ROASTER3 roasters
All5Counter Culture Coffee2Passenger Coffee2Loveless Coffees1
3 OF 14 ROASTERS YIELD OFFERINGS HERE · 11 YIELD NOTHING AND ARE NOT DRAWN
CLEAR
showing 5 of 37 · 2 of 10 families · 10 placed notes
FAMILYNAMED NODESOFFERINGS
Fruity94 of 5
Citrus Fruit3
Lemon1
Lime1
Orange1
Berry2
Blackberry1
Currant1
Tropical Fruit2
Kiwi2
Pomegranate1
Stone Fruit1
Nectarine1
Tamarind1
Sweet11 of 5
Sweet Aromatics1
GROUP COUNTS ARE OFFERINGS MENTIONING ANY NOTE IN THE GROUP — SETS OVERLAP, SO CHILDREN DO NOT SUM TO THEIR PARENT.
A NOTE RESOLVES TO THE DEEPEST NODE IT JUSTIFIES; “PLACED HERE” IS AN INTERIOR NODE STATED IN ITS OWN RIGHT, NOT A ROLL-UP.
n=5
WCFS RANGE MAP4
taxonomy rev. waveform-2026.6
+ 1 off-tree (not counted above)

03 — OBSERVED ORIGINS

OBSERVED
across 37 current offerings from 26 of 26 tracked roasters · updated 15 Aug 2026
SEEN IN 7 OF THE 45 PRODUCING COUNTRIES DRAWN
KENYA×23↗COLOMBIA×5↗COSTA RICA×4↗ECUADOR×1↗EL SALVADOR×1↗GUATEMALA×1↗PANAMA×1↗
FIG. 1Where SL28 is currently being seen
THE WHOLE ORIGINS PLATE · EQUAL-AREA · FRAMED TO EVERY PRODUCING COUNTRY, NOT TO THIS VARIETY · ACROSS 37 CURRENT OFFERINGS FROM 26 OF 26 TRACKED ROASTERS · UPDATED 15 AUG 2026
RECORDACROSS 37 CURRENT OFFERINGS FROM 26 OF 26 TRACKED ROASTERS · UPDATED 15 AUG 2026
7 ORIGINS OBSERVED · ×37 CURRENT OFFERINGS
POINT AT A COUNTRY OR A ROW TO READ IT · ENTER OPENS · CLICK OR SPACE PINS · ESC RELEASES
THE AMERICAS6 OF 7 · ×13
AFRICA & ARABIA1 OF 7 · ×23
RECORD7 ORIGINS OBSERVED · ×37 CURRENT OFFERINGS
TAP A ROW TO TRACE IT · ANY REGION
FIG. 1Where SL28 is currently being seen
THE WHOLE ORIGINS PLATE · EQUAL-AREA · FRAMED TO EVERY PRODUCING COUNTRY, NOT TO THIS VARIETY · ACROSS 37 CURRENT OFFERINGS FROM 26 OF 26 TRACKED ROASTERS · UPDATED 15 AUG 2026
THE AMERICAS6 · ×13
COLOMBIA×5↗COSTA RICA×4↗ECUADOR×1↗EL SALVADOR×1↗GUATEMALA×1↗PANAMA×1↗
AFRICA & ARABIA1 · ×23
KENYA×23↗

+ 1 not yet resolved (not counted above)

04 — OBSERVED PROCESSES

OBSERVED
across 37 current offerings from 26 of 26 tracked roasters · updated 15 Aug 2026
Washed●●●●●●●●●●●●●●●●●●●●●●●●●●●27
Natural●●●●●●6
Honey●1
Undisclosed●1
one dot = one current offering
+ 2 not yet resolved (not counted above)

05 — LIVE OFFERINGS

OBSERVED · LIVE
current sightings — who is selling SL28 right now

06 — NARRATIVE

CURATED RECORD
PENDINGReference article not yet hand-authored — the identity above and the observed record are live; the narrative is still to be written.

07 — LINEAGE

CURATED RECORD
SL28SUBJECT
PARENTS · SELECTION · 1935 · 1 OF 1 RECORDED
DERIVED FROM SL28 · 2 RECORDED
RAIL DEPTH = GENERATION.
RECONVERGENCE = ↑ BACK-REFERENCE; A NAME IS SET ONCE.