diff --git a/zcash-zf-dag.html b/zcash-zf-dag.html
index 8938e34b..eb3d109f 100644
--- a/zcash-zf-dag.html
+++ b/zcash-zf-dag.html
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+<g id="node19" class="node open">
+<title>ZcashFoundation/zebra#181</title>
+<g id="a_node19"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/181" xlink:title="ZcashFoundation/zebra#181&#10;Sprout note&#10;encryption/decryption&#10;implementation." target="_blank">
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+<text text-anchor="middle" x="144" y="-2160.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#181</text>
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+<title>ZcashFoundation/zebra#321</title>
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+<g id="node21" class="node open">
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+<text text-anchor="middle" x="144" y="-1988.3" font-family="Times,serif" font-size="14.00" fill="#000000">KDF</text>
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+<g id="node22" class="node open">
+<title>ZcashFoundation/zebra#2496</title>
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+<!-- ZcashFoundation/zebra#3869 -->
+<g id="node23" class="node open">
+<title>ZcashFoundation/zebra#3869</title>
+<g id="a_node23"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/3869" xlink:title="ZcashFoundation/zebra#3869&#10;Orchard: ensure that ivk&#10;= 0 is rejected if that&#10;negligible case occurs" target="_blank">
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+<g id="node24" class="node open">
+<title>ZcashFoundation/zebra#278</title>
+<g id="a_node24"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/278" xlink:title="ZcashFoundation/zebra#278&#10;Sapling Note Builder" target="_blank">
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+<text text-anchor="middle" x="144" y="-1744.8" font-family="Times,serif" font-size="14.00" fill="#000000">Sapling Note Builder</text>
+</a>
+</g>
+</g>
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+<g id="node25" class="node open">
+<title>ZcashFoundation/zebra#2447</title>
+<g id="a_node25"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2447" xlink:title="ZcashFoundation/zebra#2447&#10;Define a new `Amount`&#10;`Constraint` for Note&#10;values w/ [0..2^64) as&#10;`valid_range()`" target="_blank">
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+<text text-anchor="middle" x="144" y="-1688.3" font-family="Times,serif" font-size="14.00" fill="#000000">Define a new `Amount`</text>
+<text text-anchor="middle" x="144" y="-1673.3" font-family="Times,serif" font-size="14.00" fill="#000000">`Constraint` for Note</text>
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+<text text-anchor="middle" x="144" y="-1643.3" font-family="Times,serif" font-size="14.00" fill="#000000">`valid_range()`</text>
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+<!-- ZcashFoundation/zebra#2041 -->
+<g id="node26" class="node open">
+<title>ZcashFoundation/zebra#2041</title>
+<g id="a_node26"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2041" xlink:title="ZcashFoundation/zebra#2041&#10;Orchard: derive&#10;OutgoingCipherKey (&#10;Sapling and Orchard)" target="_blank">
+<polygon fill="#c2e0c6" stroke="#000000" stroke-width="2" points="260,-1617 28,-1617 28,-1549 260,-1549 260,-1617"/>
+<text text-anchor="middle" x="144" y="-1601.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#2041</text>
+<text text-anchor="middle" x="144" y="-1586.8" font-family="Times,serif" font-size="14.00" fill="#000000">Orchard: derive</text>
+<text text-anchor="middle" x="144" y="-1571.8" font-family="Times,serif" font-size="14.00" fill="#000000">OutgoingCipherKey (</text>
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+<g id="node27" class="node open">
+<title>ZcashFoundation/zebra#320</title>
+<g id="a_node27"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/320" xlink:title="ZcashFoundation/zebra#320&#10;Create a Spend Proof" target="_blank">
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+<text text-anchor="middle" x="144" y="-1515.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#320</text>
+<text text-anchor="middle" x="144" y="-1500.8" font-family="Times,serif" font-size="14.00" fill="#000000">Create a Spend Proof</text>
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+<!-- ZcashFoundation/zebra#2080 -->
+<g id="node28" class="node open">
+<title>ZcashFoundation/zebra#2080</title>
+<g id="a_node28"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2080" xlink:title="ZcashFoundation/zebra#2080&#10;[blocked on frost]&#10;replace`redpallas` module&#10;with `reddsa`/`redpallas`&#10;crate" target="_blank">
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+<text text-anchor="middle" x="144" y="-1444.3" font-family="Times,serif" font-size="14.00" fill="#000000">[blocked on frost]</text>
+<text text-anchor="middle" x="144" y="-1429.3" font-family="Times,serif" font-size="14.00" fill="#000000">replace`redpallas` module</text>
+<text text-anchor="middle" x="144" y="-1414.3" font-family="Times,serif" font-size="14.00" fill="#000000">with `reddsa`/`redpallas`</text>
+<text text-anchor="middle" x="144" y="-1399.3" font-family="Times,serif" font-size="14.00" fill="#000000">crate</text>
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+<g id="node29" class="node open">
+<title>ZcashFoundation/zebra#2095</title>
+<g id="a_node29"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2095" xlink:title="ZcashFoundation/zebra#2095&#10;Orchard: update&#10;note/action generation to&#10;include input note&#10;nullifier in the&#10;PRF^expand invocations" target="_blank">
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+<title>ZcashFoundation/zebra#181</title>
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+<title>ZcashFoundation/zebra#321</title>
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+<g id="node22" class="node open">
+<title>ZcashFoundation/zebra#2496</title>
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+<!-- ZcashFoundation/zebra#3869 -->
+<g id="node23" class="node open">
+<title>ZcashFoundation/zebra#3869</title>
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+<title>ZcashFoundation/zebra#278</title>
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+<text text-anchor="middle" x="144" y="-1744.8" font-family="Times,serif" font-size="14.00" fill="#000000">Sapling Note Builder</text>
+</a>
+</g>
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+<!-- ZcashFoundation/zebra#2447 -->
+<g id="node25" class="node open">
+<title>ZcashFoundation/zebra#2447</title>
+<g id="a_node25"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2447" xlink:title="ZcashFoundation/zebra#2447&#10;Define a new `Amount`&#10;`Constraint` for Note&#10;values w/ [0..2^64) as&#10;`valid_range()`" target="_blank">
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+<text text-anchor="middle" x="144" y="-1688.3" font-family="Times,serif" font-size="14.00" fill="#000000">Define a new `Amount`</text>
+<text text-anchor="middle" x="144" y="-1673.3" font-family="Times,serif" font-size="14.00" fill="#000000">`Constraint` for Note</text>
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+<text text-anchor="middle" x="144" y="-1643.3" font-family="Times,serif" font-size="14.00" fill="#000000">`valid_range()`</text>
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+<g id="node26" class="node open">
+<title>ZcashFoundation/zebra#2041</title>
+<g id="a_node26"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2041" xlink:title="ZcashFoundation/zebra#2041&#10;Orchard: derive&#10;OutgoingCipherKey (&#10;Sapling and Orchard)" target="_blank">
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+<title>ZcashFoundation/zebra#320</title>
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+<text text-anchor="middle" x="144" y="-1515.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#320</text>
+<text text-anchor="middle" x="144" y="-1500.8" font-family="Times,serif" font-size="14.00" fill="#000000">Create a Spend Proof</text>
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+<!-- ZcashFoundation/zebra#2080 -->
+<g id="node28" class="node open">
+<title>ZcashFoundation/zebra#2080</title>
+<g id="a_node28"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2080" xlink:title="ZcashFoundation/zebra#2080&#10;[blocked on frost]&#10;replace`redpallas` module&#10;with `reddsa`/`redpallas`&#10;crate" target="_blank">
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+<text text-anchor="middle" x="144" y="-1444.3" font-family="Times,serif" font-size="14.00" fill="#000000">[blocked on frost]</text>
+<text text-anchor="middle" x="144" y="-1429.3" font-family="Times,serif" font-size="14.00" fill="#000000">replace`redpallas` module</text>
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+<g id="node29" class="node open">
+<title>ZcashFoundation/zebra#2095</title>
+<g id="a_node29"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/2095" xlink:title="ZcashFoundation/zebra#2095&#10;Orchard: update&#10;note/action generation to&#10;include input note&#10;nullifier in the&#10;PRF^expand invocations" target="_blank">
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