- conflicts or gaps
- [[{"field": "founded_date_or_year", "issue": "Reforgers lists Founded 2011, while a failed-startup case-study snippet lists founding year 2012. YC confirms Winter 2012 batch but does not provide a founding date.", "source_urls": ["https://reforgers.com/startups/booksolid", "https://www.loot-drop.io/startup/1179-booksolid", "https://www.ycombinator.com/companies/booksolid"]}, {"field": "funding_rounds.amount_usd", "issue": "PitchBook indexed result reports $120K total raised; Tracxn indexed result reports $125K; Reforgers reports total raised unknown. No primary announcement or SEC filing was found.", "source_urls": ["https://pitchbook.com/profiles/company/226168-75", "https://tracxn.com/d/companies/book-solid/__nXG6GKAA0sdpVdTbVtUj75fBY8B2cSXGQCqRC4v4a2M/funding-and-investors", "https://reforgers.com/startups/booksolid"]}, {"field": "status_or_exit_date", "issue": "YC and YCDB list inactive/dead; PitchBook indexed result gives Out of Business date 08-Mar-2022; Reforgers says company is closed but also shows Event Year 2011, which conflicts with YC Winter 2012 participation.", "source_urls": ["https://www.ycombinator.com/companies/booksolid", "https://www.ycdb.co/company/booksolid", "https://pitchbook.com/profiles/company/226168-75", "https://reforgers.com/startups/booksolid"]}, {"field": "cbinsights_status", "issue": "CB Insights lists Stage 'Seed VC | Alive', which conflicts with YC inactive, YCDB dead, and Reforgers closed.", "source_urls": ["https://www.cbinsights.com/company/booksolid", "https://www.ycombinator.com/companies/booksolid", "https://www.ycdb.co/company/booksolid", "https://reforgers.com/startups/booksolid"]}, {"field": "current_booksolid_domains", "issue": "A current site at booksolid.app describes an early-access scheduling product for coaches, tutors, salons, and service teams. It appears to be a modern product using the same name and should not be assumed to be the original YC W12 BookSolid without corroboration.", "source_urls": ["https://booksolid.app/", "https://www.ycombinator.com/companies/booksolid"]}, {"field": "founders", "issue": "Only Travis Kiefer was found in authoritative YC sources. No additional cofounders were found in the searched sources.", "source_urls": ["https://www.ycombinator.com/companies/booksolid"]}, {"field": "valuation_usd", "issue": "No valuation was found in accessible public sources.", "source_urls": ["https://pitchbook.com/profiles/company/226168-75", "https://www.cbinsights.com/company/booksolid", "https://www.ycombinator.com/companies/booksolid"]}, {"field": "employee_or_team_size", "issue": "Only YC-derived current/inactive team_size of 0 was found; historical employee/team count was not found.", "source_urls": ["https://yc-oss.github.io/api/batches/winter-2012/booksolid.json", "https://www.ycombinator.com/companies/booksolid"]}]]
- source urls
- ["http://youngentrepreneurcouncil.com/author/travisk/", "https://aberdeenmag.com/2016/05/travis-kiefer/", "https://booksolid.app/", "https://gumballcapital.org/about.htm", "https://huggingface.co/jeffboudier/yc-companies-august-2025/resolve/main/yc-companies-august-2025.csv?download=true", "https://pitchbook.com/profiles/company/226168-75", "https://reforgers.com/startups/booksolid", "https://tracxn.com/d/companies/book-solid/__nXG6GKAA0sdpVdTbVtUj75fBY8B2cSXGQCqRC4v4a2M/funding-and-investors", "https://www.cbinsights.com/company/booksolid", "https://www.loot-drop.io/startup/1179-booksolid", "https://www.reuters.com/article/world/peter-thiel-university-hater-heads-to-campus-idUSDEE82B02D/", "https://www.ycdb.co/company/booksolid", "https://www.ycombinator.com/companies/booksolid", "https://yc-oss.github.io/api/batches/winter-2012/booksolid.json"]