Here are the cookies you're using through CGIProxy:

Delete this cookie?	For server names ending in:	... and a path starting with:	Secure?	Cookie name	Value
	.google.com	/	Yes	AEC	AVYB7cqKssjItga1goYxdvPmt6lfaty2GfL_53xFLdXHP7v2RgYpJNIsqg
	.google.com	/	No	NID	515=dtDMS86tHF1s2rM038Z4U3JTnHCMNmfqPBrLchY0eu-FekzR8DNBpl9G6Yt2uVZZtWcEF5pqZxCz0kshbtYsTGHD_4KZj9UeIkgOirHp3kjAWJ1vjKKQFgGzUU2Cf2INLbfOXevN8F323j0Ix1rSRjMBcgw6Iu_rD0efxWmHufM
	.nature.com	/	No	idp_marker	42ddc9c3-9761-4e5c-97e0-a2f9bb8cdfa7
	.nature.com	/	Yes	idp_session	sVERSION_15cd3a609-00c0-4a77-b390-093d6446544c
	.nature.com	/	No	idp_session_http	hVERSION_1f941575d-79c9-4de4-a9b5-2705f3b33ae1
	.springer.com	/	No	idp_marker	1423d50f-78d2-47f1-b737-e86bd598fa25
	.springer.com	/	Yes	idp_session	sVERSION_1991cbe9f-25a4-41b1-aced-d6d66109571e
	.springer.com	/	No	idp_session_http	hVERSION_10405ee4b-b867-48a3-af6d-e4f14c7296c3
	.springer.com	/	Yes	sim-inst-token	"1::1721295014245:ae025822"
	.springer.com	/	Yes	trackid	"caseh6ldly6lwiz3kkfrquvvy"
	.springer.com	/	No	user.uuid.v2	"a4c5a869-d3fa-4d0f-920a-6ec642f6f216"
	www.nature.com	/	No	user.uuid.v2	"7d4e19e4-1146-4527-b6eb-670b2f2fea20"

Authentication cookies: