Yes, but generally this seems to be close to the cause of why this became a problem (that is, bad documentation may be why the bolts were not replaced to begin

Yes, but generally this seems to be close to the cause of why this became a problem (that is, bad documentation may be why the bolts were not replaced to begin with). The anonymous, ostensibly internal whistleblowycomplainers said this was a process-documentation problem a while ago, before the NTSB looked into this exact problem.