{"url_path":"/sec/ctaa/10-q/2026/item-6","section_key":"item-6","section_title":"Item 6 Exhibits**","topic":"sec","document":{"doc_type":"10-Q","doc_date":"2026-05-15","source_url":"https://www.sec.gov/Archives/edgar/data/2094073/0001493152-26-023940-index.html","accession_number":"0001493152-26-023940","cik":"0002094073","ticker":"CTAA","issuer_name":"Clearthink 1 Acquisition Corp.","edgar_url":"https://www.sec.gov/Archives/edgar/data/2094073/0001493152-26-023940-index.html","primary_entity_key":"0002094073","primary_entity_name":"Clearthink 1 Acquisition Corp."},"word_count":582,"has_tables":true,"body_markdown":"**Item\n6. Exhibits**\n\n** **\n\n**Exhibit\nNo.**\n \n**Description**\n\n \n \n \n\n1.1\n \n[Underwriting Agreement, dated February 23, 2026, by and between the Company and D. Boral Capital LLC, as representative of the several underwriters. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex1-1.htm)\n\n3.1\n \n[Memorandum and Articles of Association. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex3-1.htm)\n\n3.2\n \n[Amended and Restated Memorandum and Articles of Association. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex3-1.htm)\n\n4.1\n \n[Specimen Unit Certificate. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex4-1.htm)\n\n4.2\n \n[Specimen Class A Ordinary Share Certificate. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex4-2.htm)\n\n4.3\n \n[Specimen Rights Certificate. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex4-4.htm)\n\n4.4\n \n[Rights Agreement dated February 25, 2026 between VStock Transfer and ClearThink 1 Acquisition Corp. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex4-1.htm)\n\n4.5\n \n[Description of Registered Securities (3)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226014157/ex4-5.htm)\n\n10.1\n \n[Promissory Note, dated October 14, 2025, issued to the ClearThink 1 Sponsor LLC. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex10-1.htm)\n\n10.2\n \n[Securities Subscription Agreement, dated October 14, 2025, between the Registrant and the Sponsor. (2)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226006065/ex10-2.htm)\n\n10.3\n \n[Indemnity Agreement dated February 25, 2026 with William Brock (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-5.htm)\n\n10.4\n \n[Indemnity Agreement dated February 25, 2026 with Darwin Hunt (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-6.htm)\n\n10.5\n \n[Indemnity Agreement dated February 25, 2026 with Yosef Milgrom (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-7.htm)\n\n10.6\n \n[Indemnity Agreement dated February 25, 2026 with Julien Machot (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-8.htm)\n\n10.7\n \n[Indemnity Agreement dated February 25, 2026 with Thomas Zipser (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-9.htm)\n\n10.8\n \n[Investment Management Trust Agreement, dated February 25, 2026, by and between the Company and Equiniti Trust Company, LLC. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-3.htm)\n\n10.9\n \n[Registration Rights Agreement, dated February 25, 2026, by and among the Company, the Sponsor, and certain securityholders. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-2.htm)\n\n10.10\n \n[Insider Letter Agreement dated February 25, 2026 among ClearThink 1 Acquisition Corp., its directors and officers, and ClearThink 1 Sponsor LLC. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-1.htm)\n\n10.11\n \n[Administrative Services Agreement, dated February 25, 2026, by and between the Company and the Sponsor. (1)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226008334/ex10-4.htm)\n\n14\n \n[Code of Ethics. (3)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226014157/ex14.htm)\n\n19\n \n[Insider Trading Policy (3)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226014157/ex19.htm)\n\n31.1\n \n[Certification of the Principal Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.](ex31-1.htm)\n\n31.2\n \n[Certification of the Principal Financial Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.](ex31-2.htm)\n\n32.1\n \n[Certification of the Principal Executive Officer pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.](ex32-1.htm)\n\n32.2\n \n[Certification of the Principal Financial Officer pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.](ex32-2.htm)\n\n97.1\n \n[Clawback Policy (3)](https://www.sec.gov/Archives/edgar/data/2094073/000149315226014157/ex97-1.htm)\n\n101.INS\n \nInline\nXBRL Instance Document.\n\n101.SCH\n \nInline\nXBRL Taxonomy Extension Schema Document.\n\n101.CAL\n \nInline\nXBRL Taxonomy Extension Calculation Linkbase Document.\n\n101.DEF\n \nInline\nXBRL Taxonomy Extension Definition Linkbase Document.\n\n101.LAB\n \nInline\nXBRL Taxonomy Extension Label Linkbase Document.\n\n101.PRE\n \nInline\nXBRL Taxonomy Extension Presentation Linkbase Document.\n\n104\n \nCover\nPage Interactive Data File (Embedded as Inline XBRL document and contained in Exhibit 101).\n\n \n\n \n\n \n\n \n(1)\nIncorporated\nby reference to the Company’s Registration Statement on Form 8-K, filed with the SEC on February 27, 2026.\n\n \n(2)\nIncorporated\nby reference to Amendment No. 2 to the Company’s Registration Statement on Form S-1/A (File No. 333-292967), filed with the\nSEC on February 12, 2026.\n\n \n(3)\nIncorporated\nby reference to the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025, filed with the SEC on\nMarch 31, 2026\n\n \n\n18\n\n \n\n** **\n\n**SIGNATURES**\n\n \n\nPursuant\nto the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by\nthe undersigned, thereunto duly authorized.\n\n \n\nMay\n15, 2026\n**CLEARTHINK\n1 ACQUISITION CORP.**\n\n \n \n \n\n \nBy:\n*/s/\nWilliam Brock*\n\n \nName:\nWilliam\nBrock\n\n \nTitle:\nChief\nExecutive Officer *(Principal Executive Officer)*\n\n \n \n \n\n \nBy:\n*/s/ Thomas Zipser*\n\n \nName:\nThomas Zipser\n\n \nTitle:\nChief Financial Officer *(Principal Financial Officer)*\n\n  \n\n19"}