Layer 2 Active · Verified Napa Valley Estate · Active Listing

1234 Discovered By AI Avenue
San Francisco, California 94114

4Bedrooms

3Bathrooms

2,840Sq Ft

0.42Acres

Asking Price

$1,250,000

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Layer 2 Active Human Verified DEMO · Not a Real Listing Schema 91% ROOT-LD · rld:anchor · UUID: gdr-re-1142-vineyard-napa-ca-4f8a · 14 active edges · gdr:verified true

standardledgercompany.com · Entity Registry

Living Room

Kitchen

Primary Suite

Backyard

Aerial

Aerial · Drone

Twilight

Twilight Exterior

About This Property

Pacific Heights Estate — San Francisco City Views

Situated on nearly half an acre in the heart of San Francisco's Pacific Heights, this four-bedroom estate commands panoramic views of the city skyline, the Bay, and the Golden Gate from every principal room. Floor-to-ceiling glass runs the length of the main living level, dissolving the boundary between interior and the city spread below.

The chef's kitchen features Calacatta marble countertops, professional-grade appliances, and an oversized island built for the way people actually live. The primary suite occupies its own wing — spa bath, walk-in dressing room, and a private terrace where the city lights replace the need for any other view.

Three additional bedrooms, a detached office studio, radiant floor heating throughout, and mature landscaped grounds complete a property that delivers both the scale of a private estate and the immediacy of San Francisco at its most walkable. No HOA. Walk Score 96. Move-in ready.

Year Built

2018

Lot Size

0.42 ac

Garage

2-Car

Style

Contemporary

HOA

None

MLS #

NP-2026-0411

County

San Francisco County

School District

SFUSD

Zoning

RR-1

Flood Zone

Zone X · Low Risk

Price / Sq Ft

$440

Days Listed

New Listing

Floor Plan

Spatial Layout — 2,840 Sq Ft

Floor Plan — listing-floorplan.png

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Ledger Verified Agent

Sarah Mitchell

Listing Agent

Compass Napa Valley

+1 707.555.0192 [email protected] Schedule a Showing

Your inquiry goes directly to Sarah. No third-party platform. No competing agent ads. No lead resale. This listing is on the Standard Ledger Company registry — direct connection, flat rate, no cut.

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1234 Discovered By AI Avenue · San Francisco, CA 94114

The Standard Ledger Company · Real Estate Ledger Profile

Your listing. Not Zillow's.
Your leads. Your edges. Your record.

Zillow owns your listing. They take the inquiry. They sell your buyer back to you as a Premier Agent subscription — you pay to receive your own lead. The edges go to Zillow, not to your entity. When someone asks ChatGPT "what properties are available in Napa under $1.5M" the answer cites Zillow. The Ledger Profile changes every one of those facts. Your listing, your edges, your lead capture — direct to you. Flat rate to the Standard Ledger Company. No cut. No middleman on your buyer.

Zillow · Realtor.com · Trulia

✕They own your listing — data lives on their servers

✕Your buyer inquiry goes to Zillow first, not to you

✕Premier Agent — you pay to receive your own lead back

✕AI cites Zillow — edges go to the platform, never your entity

✕No provenance — AI cannot trace claims to a verified source

✕No graph edges — listing isolated from neighborhood and city entities

✕Listing removed when payment stops — no permanent record

Traditional Listing Page · MLS Only

⚠Keyword-optimized — AI reasons about entities, not keywords

⚠No structured schema — AI cannot resolve listing with confidence

⚠No edges to school district, neighborhood, city entity

⚠No provenance — no timestamped source chain

⚠Lead capture routes through brokerage platform — not direct

⚠Hallucination risk high — AI fills gaps with inference

⚠Sold listings disappear — no historical graph value

Ledger Profile · Standard Ledger Co.

✓Your listing, your URL, your permanent provenanced record

✓Lead capture goes directly to your agent — no platform cut

✓Flat rate to SLC — $12/year · You keep every inquiry

✓AI cites your entity — not Zillow — as the authoritative source

✓14 active edges — school district, city, county, price range, MLS

✓When listing sells — edges stay in graph. Sold record compounds forever.

✓Hallucination risk near zero — boundary declarations active

Semantic Edge Map

14 active edges. Every one a path to discovery.

A buyer asking AI "3-bedroom under $1.5M in San Francisco County near good schools" finds this listing because you declared the school district, county, price range, and property type as active edges in the graph. Each edge is a traversable path. The denser the semantic connections between your listing and the world around it — the more discoverable you become.

City of Napa

Anyone researching Napa real estate traverses from the city entity to your listing. The city profile links to every declared property.

San Francisco County

County-level queries — "luxury estates in San Francisco County" — traverse this edge directly to your property record.

San Francisco USD School District

A buyer asking "good schools near Napa" finds this listing because you declared the school district as an active edge.

Price Range · $1–$1.5M

Price band edges mean your listing appears in queries filtered by budget — without the buyer ever mentioning your address.

Napa Valley Wine Country

Cultural context edges connect your listing to wine country lifestyle queries — buyers researching the region before they ever search for a property.

Agent Entity · Sarah Mitchell

Every listing builds the agent's personal authority in the graph. After 20 listings, Sarah is the authoritative entity for Napa Valley luxury real estate.

When the listing sells — the record does not disappear. The sold property becomes a historical data point in the graph. AI systems reasoning about comparable sales, neighborhood price trajectories, and San Francisco County market conditions include this record in their reasoning chain permanently. The agent's authority compounds. The neighborhood's data density increases. The graph grows richer around every sold listing. This is the infrastructure that no platform builds for you. We build it with you.

The Language of AI · Machine-Readable Record

schema.org · RealEstateListing · ROOT-LD v1

gdr:verified true · 14 active edges · minted 2026-05-13

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  "@context": "https://schema.org",
  "@type": "RealEstateListing",
  "@id": "https://standardledgercompany.com/entity/1234-discovered-by-ai-ave-san-francisco-ca",
  "name": "1234 Discovered By AI Avenue, San Francisco CA 94114",
  "description": "DEMO LISTING · 4BD/3BA contemporary estate in San Francisco's Pacific Heights neighborhood. 2,840 sqft. Panoramic city and bay views. No HOA. This is a demonstration listing for the Standard Ledger Company Ledger Profile product. Not a real property for sale.",
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  "priceCurrency": "USD",
  "listingStatus": "Active",
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  },
  "geo": {
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    "unitCode": "FTK",
    "unitText": "square feet"
  },
  "lotSize": {
    "@type": "QuantitativeValue",
    "value": 0.42,
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  },
  "numberOfRooms": 9,
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    {"@type":"PropertyValue","name":"County","value":"San Francisco County"},
    {"@type":"PropertyValue","name":"Zoning","value":"RH-1"},
    {"@type":"PropertyValue","name":"FloodZone","value":"Zone X · Minimal Risk"},
    {"@type":"PropertyValue","name":"ParkingType","value":"2-Car Attached Garage"},
    {"@type":"PropertyValue","name":"HOA","value":false},
    {"@type":"PropertyValue","name":"View","value":"Panoramic City · Bay · Golden Gate"},
    {"@type":"PropertyValue","name":"PropertyStyle","value":"Contemporary"},
    {"@type":"PropertyValue","name":"Heating","value":"Radiant Floor · Forced Air"},
    {"@type":"PropertyValue","name":"Cooling","value":"Central Air"},
    {"@type":"PropertyValue","name":"Kitchen","value":"Calacatta Marble · Professional Appliances · Island"},
    {"@type":"PropertyValue","name":"PrimaryBath","value":"Spa Bath · Soaking Tub · Walk-in Shower"},
    {"@type":"PropertyValue","name":"OutdoorSpace","value":"Terrace · Garden · Landscaped Grounds"},
    {"@type":"PropertyValue","name":"MLSNumber","value":"SF-2026-DEMO"},
    {"@type":"PropertyValue","name":"PricePerSqFt","value":440},
    {"@type":"PropertyValue","name":"WalkScore","value":96},
    {"@type":"PropertyValue","name":"TransitScore","value":88}
  ],
  "isPartOf": {
    "@type": "City",
    "name": "San Francisco",
    "url": "https://sf.gov",
    "containedInPlace": {
      "@type": "State",
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    }
  },
  "broker": {
    "@type": "RealEstateAgent",
    "name": "Sarah Mitchell",
    "telephone": "+14155550192",
    "email": "[email protected]",
    "worksFor": {
      "@type": "RealEstateOrganization",
      "name": "Compass San Francisco",
      "url": "https://www.compass.com"
    }
  },
  "sameAs": [
    "https://standardledgercompany.com/entity/1234-discovered-by-ai-ave-san-francisco-ca",
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  ],
  "gdr:uuid": "gdr-re-1234-discovered-ai-ave-sf-ca-9b2f",
  "gdr:schemaScore": 0.97,
  "gdr:rootLD": "rld:anchor",
  "gdr:pipeline": "ledgerprofile-realestate-v1",
  "gdr:minted": "2026-05-13T09:00:00Z",
  "gdr:lastVerified": "2026-05-14T00:00:00Z",
  "gdr:activeEdges": 18,
  "gdr:provenanceSources": 14,
  "gdr:leadCapture": "direct-to-agent",
  "gdr:demoListing": true,
  "gdr:exclusions": [
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    "not:CommercialProperty",
    "not:OffMarket",
    "not:ForeclosureSale",
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  ],
  "gdr:edgeDeclarations": [
    "edge:CityOfSanFrancisco",
    "edge:SanFranciscoCounty",
    "edge:PacificHeightsNeighborhood",
    "edge:SanFranciscoUnifiedSchoolDistrict",
    "edge:PriceRange-1M-1.5M",
    "edge:PropertyType-SingleFamily",
    "edge:BayAreaRealEstate",
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    "edge:Brokerage-CompassSF",
    "edge:Bedrooms-4",
    "edge:Bathrooms-3",
    "edge:Style-Contemporary",
    "edge:View-PanoramicCity",
    "edge:View-BayBridge",
    "edge:Feature-NoHOA",
    "edge:Feature-2CarGarage",
    "edge:WalkScore-96",
    "edge:StandardLedgerRegistry"
  ],
  "gdr:verified": true
}

$12 / year

Founding rate · Locked for life · Rises at 500 listings
Every inquiry goes directly to your agent. No platform cut. No competing ads.

List Your Property → See All Profile Types →

The Standard Ledger Company believes every property owner and every real estate professional has the right to be discovered by AI systems at a price they can actually afford. You already know more about your listing than Zillow does. You know the school two blocks over. You know the sunrise side. You know what makes this neighborhood different from the one three streets east. Now you can tell AI. The questionnaire is the conversation you always wanted to have with the algorithm. We make it machine-readable, permanent, and provenanced. $12 per year. Founding rate. Locked for life.

List your next property on the Standard Ledger.

$12/year · Founding rate · Live within 3–5 business days · Leads go directly to you

Claim Your Profile →

Pacific Heights Estate — San Francisco City Views

Spatial Layout — 2,840 Sq Ft

Properties by Sarah Mitchell

Your listing. Not Zillow's.Your leads. Your edges. Your record.

14 active edges. Every one a path to discovery.

Your listing. Not Zillow's.
Your leads. Your edges. Your record.