Beta OTA Updates/iPod touch/9.1

From The Apple Wiki

iPod touch (5th generation)

Users still on iOS 6.0 through 7.0.6 must update to 8.4.1 via OTA prior to installing OTA updates for iOS 9.0 or newer.

Users still on iOS 7.1 through 7.1.2 may update to iOS 9.0, but appear to be given a dummy update first.

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
9.1 beta 2 13B5119e 23 September 2015 de4aafb193c52d22ed2d43b60a9c302eaa31eff4.zip 1,171,513,040
9.1 beta 13B5110e 3819f18dbff90c4fedf8f67032bb1578cea0793e.zip 140,326,092
9.1 beta 3 13B5130b 30 September 2015 c370e1b94552fa8ac41f0f75471779a0a0b6fd00.zip 1,171,961,625
9.1 beta 2 13B5119e a2a955b38ec09cb010d87813e8287dad5f1ed1b6.zip 154,450,520
9.1 beta 4 13B136 6 October 2015 3ab0c906f51647e25c4e428e1be9aebc591c61d9.zip 1,172,663,780
9.1 beta 5 13B137 12 October 2015 2a54e3c38b98a8bccd2713b2bafcca06689a6f8c.zip 1,172,601,820
9.1 beta 4 13B136

iPod touch (6th generation)

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
9.1 beta 2 13B5119e 23 September 2015 f78f722f1f30cf2179a0c8f5e8083ee22d133cd7.zip 1,336,217,746
9.1 beta 13B5110e cae2f00f423800fce636b6cc3f323252440dcad0.zip 177,595,576
9.1 beta 3 13B5130b 30 September 2015 b55715cd60d3f039011db825d8a332f759fea2be.zip 1,334,820,322
9.1 beta 2 13B5119e 68131aadc0e9f922f27b1b4c8f52dcc4f577bbd7.zip 184,487,156
9.1 beta 4 13B136 6 October 2015 d58b63960a33ee5c0148142e730d16a4199018c4.zip 1,335,921,403
9.1 beta 5 13B137 12 October 2015 c56f495374bd010290214512d218721e28161691.zip 1,335,911,023
9.1 beta 4 13B136