techeilet, techeles; a blue wool put to various Jewish uses

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Why is techeles not universally accepted?

The Machon Ptil Tekhelet has (to my mind) some pretty compelling arguments as to why the Murex Trunculus is very likely the genuine chilazon from which techeles (blue dye) for the mitzva of tzitzis is ...
8
votes
4answers
503 views

Fake Techelet: invalidating the entire Tzitzit?

Let's say I use the pretty much disproven Techelet (Radzyner) : is my Tzitzit completely Pasul? I think according to the Arizal it isn't. Does anyone disagree?
5
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2answers
822 views

List of Techelet Wearers

I was looking online for a list of people famous for deciding or influencing halacha, who currently wear Ptil Techelet Techelet. However I could not find one. Does such a list exist? If not, could ...
3
votes
1answer
192 views

May an Ashkenazi wear Yemenite Tzitzith?

Many Ashkenazim now wear Tzitzith with Techeleth tied in the tradition of the RaMBa"M. However, my understanding is that Ashkenazim minimally require a double-knot at the base of the tassle in order ...
3
votes
2answers
278 views

Sefardic contemporaries for Techelet?

Are there any Sefardic Poskim today that have written a book and discuss the Techelet? If so, can you bring one that is FOR the Techelet?
3
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4answers
317 views

Compelling arguments to support Techelet

I know a lot of arguments against the wearing Techelet from my research etc. and I would to now hear some arguments for the Techelet. Does anyone have any arguments that support the Techelet?
2
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0answers
257 views

White (Lavan) & Blue (Tcheiles) - blue Tzitzis [duplicate]

There are some people that wear Tcheiles - blue Tzitzis. What is the reason that the majority of Klal Yisroel still does not wear it if the Tcheilas has been rediscovered?