← The evidence ledger
Evidence row 60252
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://1gateway.dev/v1/realestate/apartment-trades/summary
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 98baea3b90aaba20219b513e4bc223fbebad2241b095bbea8ffb7dcd7e917089
- Leaf
- 0x030a9ffbd341531aea12afd81605e0fd27def74e2dc58f49a1e166b2b95a5348
What was observed
{
"endpoints": [
[
"x402",
"https://1gateway.dev/v1/realestate/apartment-trades/summary"
]
],
"name": "1gateway",
"owner_address": "0x6246eee0355dd7a93c888fe59e1151388a0cc5a1",
"raw": {
"accepts": [
{
"amount": "4500",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"scheme": "exact"
}
],
"description": "Use when you need a quick housing-market snapshot for a South Korean district-month instead of raw trades. Data: MOLIT reported apartment sales, cancelled deals excluded. Input: region (5-digit LAWD_CD, e.g. 11680), month (YYYYMM). Output: JSON count, median/average/min/max price and price per m2 and per pyeong in KRW and USD, breakdown by size class, top complexes by volume. Example: ?region=11680&month=202609",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"month": "202609",
"region": "11680"
},
"type": "http"
},
"output": {
"example": {
"attribution": "Source: Ministry of Land, Infrastructure and Transport (국토교통부) apartment sale transaction data via data.go.kr (dataset 15126469, no usage restriction). Normali…",
"cache": "miss",
"currency": {
"base": "KRW",
"converted": "USD",
"fxAsOf": "2026-09-10",
"fxSource": "ecos:731Y001/0000001",
"krwPerUsd": 1337.9
},
"methodology": "Excludes cancelled deals. Median/mean over priceKrw and priceKrw/exclusiveAreaM2. 1 pyeong = 3.305785 m². Area buckets follow common Korean housing classes.",
"month": "2026-09",
"region": {
"code": "11680",
"districtEn": "Gangnam-gu",
"districtKo": "강남구",
"known": true,
"provinceEn": "Seoul",
"provinceKo": "서울특별시"
},
"summary": {
"byArea": [
{
"avgPriceKrw": 1602074074,
"avgPricePerM2Krw": 32659449,
"avgPricePerM2Usd": 24410.98,
"avgPriceUsd": 1197454,
"bucket": "under60",
"count": 27,
"label": "< 60 m²",
"maxPriceKrw": 3000000000,
"medianPriceKrw": 1555000000,
"medianPricePerM2Krw": 38483067,
"medianPricePerM2Usd": 28763.78,
"medianPricePerPyeongKrw": 127216747,
"medianPriceUsd": 1162269,
"minPriceKrw": 195000000
}
],
"cancelledExcluded": 1,
"dealTypeShare": {
"brokered": 87,
"direct": 6
},
"overall": {
"avgPriceKrw": 2791677419,
"avgPricePerM2Krw": 34190607,
"avgPricePerM2Usd": 25555.43,
"avgPriceUsd": 2086611,
"count": 93,
"maxPriceKrw": 10000000000,
"medianPriceKrw": 2765000000,
"medianPricePerM2Krw": 38829152,
"medianPricePerM2Usd": 29022.46,
"medianPricePerPyeongKrw": 128360827,
"medianPriceUsd": 2066672,
"minPriceKrw": 195000000
},
"topComplexes": [
{
"complexNameEn": "Eunma",
"complexNameKo": "은마",
"medianPricePerM2Krw": 41151192,
"trades": 11
}
],
"totalReported": 94
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"month": {
"description": "Contract month YYYYMM, 200601 to the current month (KST)",
"examples": [
"202609"
],
"pattern": "^(19|20)\\d{2}(0[1-9]|1[0-2])$",
"type": "string"
},
"region": {
"description": "5-digit 시군구 code (LAWD_CD), e.g. 11680 = Seoul Gangnam-gu. Unknown codes → 400 (not charged).",
"examples": [
"11680"
],
"pattern": "^\\d{5}$",
"type": "string"
}
},
"required": [
"region",
"month"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"attribution": {
"type": "string"
},
"cache": {
"type": "string"
},
"currency": {
"properties": {
"base": {
"type": "string"
},
"converted": {
"type": "string"
},
"fxAsOf": {
"type": "string"
},
"fxSource": {
"type": "string"
},
"krwPerUsd": {
"type": "number"
}
},
"type": "object"
},
"methodology": {
"type": "string"
},
"month": {
"type": "string"
},
"region": {
"properties": {
"code": {
"type": "string"
},
"districtEn": {
"type": "string"
},
"districtKo": {
"type": "string"
},
"known": {
"type": "boolean"
},
"provinceEn": {
"type": "string"
},
"provinceKo": {
"type": "string"
}
},
"type": "object"
},
"summary": {
"properties": {
"byArea": {
"items": {
"properties": {
"avgPriceKrw": {
"type": "integer"
},
"avgPricePerM2Krw": {
"type": "integer"
},
"avgPricePerM2Usd": {
"type": "number"
},
"avgPriceUsd": {
"type": "integer"
},
"bucket": {
"type": "string"
},
"count": {
"type": "integer"
},
"label": {
"type": "string"
},
"maxPriceKrw": {
"type": "integer"
},
"medianPriceKrw": {
"type": "integer"
},
"medianPricePerM2Krw": {
"type": "integer"
},
"medianPricePerM2Usd": {
"type": "number"
},
"medianPricePerPyeongKrw": {
"type": "integer"
},
"medianPriceUsd": {
"type": "integer"
},
"minPriceKrw": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"cancelledExcluded": {
"type": "integer"
},
"dealTypeShare": {
"properties": {
"brokered": {
"type": "integer"
},
"direct": {
"type": "integer"
}
},
"type": "object"
},
"overall": {
"properties": {
"avgPriceKrw": {
"type": "integer"
},
"avgPricePerM2Krw": {
"type": "integer"
},
"avgPricePerM2Usd": {
"type": "number"
},
"avgPriceUsd": {
"type": "integer"
},
"count": {
"type": "integer"
},
"maxPriceKrw": {
"type": "integer"
},
"medianPriceKrw": {
"type": "integer"
},
"medianPricePerM2Krw": {
"type": "integer"
},
"medianPricePerM2Usd": {
"type": "number"
},
"medianPricePerPyeongKrw": {
"type": "integer"
},
"medianPriceUsd": {
"type": "integer"
},
"minPriceKrw": {
"type": "integer"
}
},
"type": "object"
},
"topComplexes": {
"items": {
"properties": {
"complexNameEn": {
"type": "string"
},
"complexNameKo": {
"type": "string"
},
"medianPricePerM2Krw": {
"type": "integer"
},
"trades": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"totalReported": {
"type": "integer"
}
},
"type": "object"
}
},
"required": [
"region",
"month",
"currency",
"attribution",
"cache",
"methodology",
"summary"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791609992/bazaar-icons/c4d9db8f8f483844.png",
"lastUpdated": "2026-10-10T08:26:35.855Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-10T08:26:35.279Z"
},
"resource": "https://1gateway.dev/v1/realestate/apartment-trades/summary",
"serviceName": "1gateway",
"tags": [
"korea",
"real-estate",
"housing-market",
"price-statistics",
"apartment-prices"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use when you need a quick housing-market snapshot for a South Korean district-month instead of raw trades. Data: MOLIT reported apartment sales, cancelled deals excluded. Input: region (5-digit LAWD_CD, e.g. 11680), month (YYYYMM). Output: JSON count, median/average/min/max price and price per m2 and per pyeong in KRW and USD, breakdown by size class, top complexes by volume. Example: ?region=11680&month=202609"
}What the leaf hashes
{"body":"98baea3b90aaba20219b513e4bc223fbebad2241b095bbea8ffb7dcd7e917089","id":60252,"kind":"listing","method":"baseline/1","observed_us":1793025448156402,"prev":null,"subject":"x402_bazaar:https://1gateway.dev/v1/realestate/apartment-trades/summary","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.