{
  "company": {
    "name": "Arca (Arca Climate / Arca Climate Technologies, Inc.)",
    "website": "https://arcaclimate.com/",
    "record": "https://startuphistory.org/c/arcaclimate.com"
  },
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  "baseline": {
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    "headline": "Rocking CO 2 for a livable planet",
    "description": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
    "evidence": "https://web.archive.org/web/20230112182510/https://arcaclimate.com/",
    "evidence_kind": "internet_archive",
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    "basis": "first_observation",
    "is_change": false
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  "last_checked": "2026-11-05T11:23:02.208Z",
  "live_status": null,
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      "variants": [
        {
          "headline": "Rocking CO 2 for a livable planet",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
          "observed_at": "2023-01-12T18:25:10.000Z",
          "evidence": "https://web.archive.org/web/20230112182510/https://arcaclimate.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Rocking CO 2 for a livable planet",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
          "observed_at": "2023-10-03T21:16:24.000Z",
          "evidence": "https://web.archive.org/web/20231003211624/https://arcaclimate.com",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Rocking CO 2 for a livable planet",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
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          "evidence": "https://web.archive.org/web/20240101084346/https://arcaclimate.com/",
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        }
      ],
      "headline": "Rocking CO 2 for a livable planet",
      "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
      "from": "2023-01-12T18:25:10.000Z",
      "to": "2024-01-01T08:43:46.000Z",
      "captures": 3,
      "evidence": "https://web.archive.org/web/20240101084346/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
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        }
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      "current": false
    },
    {
      "quote_observed_at": "2026-01-13T03:05:23.000Z",
      "variants": [
        {
          "headline": "Rocking CO 2 to stabilize our climate",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
          "observed_at": "2024-07-02T04:57:40.000Z",
          "evidence": "https://web.archive.org/web/20240702045740/https://arcaclimate.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Rocking CO 2 to stabilize our climate",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
          "observed_at": "2025-01-23T10:08:21.000Z",
          "evidence": "https://web.archive.org/web/20250123100821/https://arcaclimate.com/",
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        },
        {
          "headline": "Rocking CO 2 to stabilize our climate",
          "subhead": "We capture and permanently store excess CO₂ from the atmosphere, and transform it into rocks by speeding up the natural process of carbon mineralization.",
          "observed_at": "2025-07-11T15:23:47.000Z",
          "evidence": "https://web.archive.org/web/20250711152347/https://arcaclimate.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Rocking CO 2 to stabilize our climate",
          "subhead": "We use alkaline industrial waste to remove CO₂ from the atmosphere and transform it into rock, for gigatonne-scale impact with an ultralight footprint",
          "observed_at": "2025-11-01T12:41:10.000Z",
          "evidence": "https://web.archive.org/web/20251101124110/https://arcaclimate.com/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Rocking CO 2 to stabilize our climate",
          "subhead": "We use alkaline industrial waste to remove CO₂ from the atmosphere and transform it into rock, for gigatonne-scale impact with an ultralight footprint",
          "observed_at": "2026-01-13T03:05:23.000Z",
          "evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
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        }
      ],
      "headline": "Rocking CO 2 to stabilize our climate",
      "subhead": "We use alkaline industrial waste to remove CO₂ from the atmosphere and transform it into rock, for gigatonne-scale impact with an ultralight footprint",
      "from": "2024-07-02T04:57:40.000Z",
      "to": "2026-01-13T03:05:23.000Z",
      "captures": 5,
      "evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
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    {
      "quote_observed_at": "2026-07-08T00:55:40.000Z",
      "variants": [
        {
          "headline": "Rocking CO 2 to create new industrial value",
          "subhead": "Arca, an Industrial Mineralization company, uses industrial waste for carbon removal and turns CO₂ into rock, creating new value for industry and measurable climate impact.",
          "observed_at": "2026-07-08T00:55:40.000Z",
          "evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
          "evidence_kind": "internet_archive"
        }
      ],
      "headline": "Rocking CO 2 to create new industrial value",
      "subhead": "Arca, an Industrial Mineralization company, uses industrial waste for carbon removal and turns CO₂ into rock, creating new value for industry and measurable climate impact.",
      "from": "2026-07-08T00:55:40.000Z",
      "to": "2026-07-08T00:55:40.000Z",
      "captures": 1,
      "evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "seen": {
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      },
      "current": false
    },
    {
      "quote_observed_at": "2026-11-05T11:23:02.208Z",
      "variants": [
        {
          "headline": "Producing critical metals and durable carbon removal, from mine waste",
          "subhead": "Arca is building critical metal recovery from mine waste. Its carbon removal, verified in a field demonstration from 2023 to 2025, is under long-term contract.",
          "observed_at": "2026-11-05T11:23:02.208Z",
          "evidence": "https://arcaclimate.com/",
          "evidence_kind": "live_capture"
        }
      ],
      "headline": "Producing critical metals and durable carbon removal, from mine waste",
      "subhead": "Arca is building critical metal recovery from mine waste. Its carbon removal, verified in a field demonstration from 2023 to 2025, is under long-term contract.",
      "from": "2026-11-05T11:23:02.208Z",
      "to": "2026-11-05T11:23:02.208Z",
      "captures": 1,
      "evidence": "https://arcaclimate.com/",
      "evidence_kind": "live_capture",
      "seen": {
        "on": "2026-11-05T11:23:02.208Z"
      },
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    }
  ],
  "changes": [
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      "n": 1,
      "id": "page-d3abefbc3ca6071d180246f66161b1b34dff44889649662710026ce49a0f11e8:8f7cb83ce76a5eec67c8674635d4354872ccf71353db10807823280584b3ae96:headline:7a215324868d3c6e",
      "before_evidence": "https://web.archive.org/web/20240101084346/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “Rocking CO 2 for a livable planet” to “Rocking CO 2 to stabilize our climate”.",
      "between": {
        "from": "2024-01-01T08:43:46.000Z",
        "to": "2024-07-02T04:57:40.000Z"
      },
      "evidence": "https://web.archive.org/web/20240702045740/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
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    },
    {
      "n": 2,
      "id": "page-f67dd97f4049fea90855f2d4dc2f35935105f51c36763e9d2bc287f8568ee525:2d7c85340e9daa577da5fcc4fd87d4c5a9c3fb201f25b9fa9fe2dc5e87277747:logos:0d0e645acfd12b28",
      "before_evidence": "https://web.archive.org/web/20251101124110/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "logos",
      "label": "New logos",
      "summary": "Added logo to its homepage: Microsoft.",
      "between": {
        "from": "2025-11-01T12:41:10.000Z",
        "to": "2026-01-13T03:05:23.000Z"
      },
      "evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 3,
      "id": "page-2d7c85340e9daa577da5fcc4fd87d4c5a9c3fb201f25b9fa9fe2dc5e87277747:03cd2ca6130f6384d773f6b298d24aa78ae2dc1b0181c2e8e0e3e6869c896efb:funding:727dc256969bee34",
      "before_evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "funding",
      "label": "Funding",
      "summary": "Announced on its homepage: “An Industrial Mineralization Company - Arca Arca Secures Up to $2M Funding Support from NRC IRAP-CT.”.",
      "between": {
        "from": "2026-01-13T03:05:23.000Z",
        "to": "2026-07-08T00:55:40.000Z"
      },
      "evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/announced-funding"
    },
    {
      "n": 4,
      "id": "page-2d7c85340e9daa577da5fcc4fd87d4c5a9c3fb201f25b9fa9fe2dc5e87277747:03cd2ca6130f6384d773f6b298d24aa78ae2dc1b0181c2e8e0e3e6869c896efb:headline:3f34732659cbb4b9",
      "before_evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “Rocking CO 2 to stabilize our climate” to “Rocking CO 2 to create new industrial value”.",
      "between": {
        "from": "2026-01-13T03:05:23.000Z",
        "to": "2026-07-08T00:55:40.000Z"
      },
      "evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 5,
      "id": "page-2d7c85340e9daa577da5fcc4fd87d4c5a9c3fb201f25b9fa9fe2dc5e87277747:03cd2ca6130f6384d773f6b298d24aa78ae2dc1b0181c2e8e0e3e6869c896efb:logos:6aef9dae444daeed",
      "before_evidence": "https://web.archive.org/web/20260113030523/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "logos",
      "label": "New logos",
      "summary": "Added logos to its homepage: NorthX Climate Tech, Giga Metals, 3R Mineral, BPI Minerals, Tjiwarl Aboriginal Corporation, Steel Dynamics, WSP, Hartree and 2 more.",
      "between": {
        "from": "2026-01-13T03:05:23.000Z",
        "to": "2026-07-08T00:55:40.000Z"
      },
      "evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 6,
      "id": "page-03cd2ca6130f6384d773f6b298d24aa78ae2dc1b0181c2e8e0e3e6869c896efb:c45adbf4f9a60b3e9c6e112f89a70bd66c136cfe679cbf7b3e9017e93d1427e8:funding:68f9e30d31391252",
      "before_evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "funding",
      "label": "Funding",
      "summary": "Announced on its homepage: “recovery and carbon removal from mine waste Arca Secures Up to $2M Funding Support from NRC IRAP-CT.”.",
      "between": {
        "from": "2026-07-08T00:55:40.000Z",
        "to": "2026-11-05T11:23:02.208Z"
      },
      "evidence": "https://arcaclimate.com/",
      "evidence_kind": "live_capture",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/announced-funding"
    },
    {
      "n": 7,
      "id": "classifier-03cd2ca6130f6384d773f6b298d24aa78ae2dc1b0181c2e8e0e3e6869c896efb:c45adbf4f9a60b3e9c6e112f89a70bd66c136cfe679cbf7b3e9017e93d1427e8:repositioning",
      "before_evidence": "https://web.archive.org/web/20260708005540/https://arcaclimate.com/",
      "before_evidence_kind": "internet_archive",
      "kind": "repositioning",
      "label": "Messaging",
      "summary": "Changed its homepage headline from “Rocking CO 2 to create new industrial value” to “Producing critical metals and durable carbon removal, from mine waste”.",
      "between": {
        "from": "2026-07-08T00:55:40.000Z",
        "to": "2026-11-05T11:23:02.208Z"
      },
      "evidence": "https://arcaclimate.com/",
      "evidence_kind": "live_capture",
      "basis": "classifier",
      "topic": "https://startuphistory.org/t/repositioned"
    }
  ],
  "update": null,
  "method": {
    "version": "messaging-v1",
    "description": "https://startuphistory.org/method"
  },
  "license": "CC-BY-4.0",
  "cite": "StartupHistory, “Arca (Arca Climate / Arca Climate Technologies, Inc.)” company record, https://startuphistory.org/c/arcaclimate.com"
}