diff --git a/zcash-zf-dag.html b/zcash-zf-dag.html
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--- a/zcash-zf-dag.html
+++ b/zcash-zf-dag.html
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+<g id="a_node11"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/271" xlink:title="ZcashFoundation/zebra#271&#10;Sapling/Orchard Key&#10;Agreement and KDF" target="_blank">
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+<title>ZcashFoundation/zebra#269</title>
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+<text text-anchor="middle" x="432" y="-2574.3" font-family="Times,serif" font-size="14.00" fill="#000000">implementation.</text>
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+<title>ZcashFoundation/zebra#181</title>
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+<g id="a_node26"><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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+<!-- ZcashFoundation/zebra#321 -->
+<g id="node19" class="node open">
+<title>ZcashFoundation/zebra#321</title>
+<g id="a_node19"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/321" xlink:title="ZcashFoundation/zebra#321&#10;Create Output Proof" target="_blank">
+<polygon fill="#c2e0c6" stroke="#000000" stroke-width="2" points="255.5,-2147 32.5,-2147 32.5,-2109 255.5,-2109 255.5,-2147"/>
+<text text-anchor="middle" x="144" y="-2131.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#321</text>
+<text text-anchor="middle" x="144" y="-2116.8" font-family="Times,serif" font-size="14.00" fill="#000000">Create Output Proof</text>
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+</g>
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+<g id="node20" class="node open">
+<title>ZcashFoundation/zebra#272</title>
+<g id="a_node20"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/272" xlink:title="ZcashFoundation/zebra#272&#10;Sprout Key Agreement and&#10;KDF" target="_blank">
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+<text text-anchor="middle" x="144" y="-2045.3" font-family="Times,serif" font-size="14.00" fill="#000000">KDF</text>
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+<g id="node21" class="node open">
+<title>ZcashFoundation/zebra#2496</title>
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+<text text-anchor="middle" x="144" y="-1989.3" font-family="Times,serif" font-size="14.00" fill="#000000">Handle a ivk == ⊥</text>
+<text text-anchor="middle" x="144" y="-1974.3" font-family="Times,serif" font-size="14.00" fill="#000000">(KA^Orchard private key)</text>
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+<title>ZcashFoundation/zebra#3869</title>
+<g id="a_node22"><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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+<text text-anchor="middle" x="144" y="-1887.8" font-family="Times,serif" font-size="14.00" fill="#000000">Orchard: ensure that ivk</text>
+<text text-anchor="middle" x="144" y="-1872.8" font-family="Times,serif" font-size="14.00" fill="#000000">= 0 is rejected if that</text>
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+<g id="node23" class="node open">
+<title>ZcashFoundation/zebra#278</title>
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+<text text-anchor="middle" x="144" y="-1801.8" font-family="Times,serif" font-size="14.00" fill="#000000">Sapling Note Builder</text>
+</a>
+</g>
+</g>
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+<g id="node24" class="node open">
+<title>ZcashFoundation/zebra#2447</title>
+<g id="a_node24"><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="-1745.3" font-family="Times,serif" font-size="14.00" fill="#000000">Define a new `Amount`</text>
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+<!-- ZcashFoundation/zebra#2041 -->
+<g id="node25" class="node open">
+<title>ZcashFoundation/zebra#2041</title>
+<g id="a_node25"><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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+<g id="node26" class="node open">
+<title>ZcashFoundation/zebra#320</title>
+<g id="a_node26"><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="-1572.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#320</text>
+<text text-anchor="middle" x="144" y="-1557.8" font-family="Times,serif" font-size="14.00" fill="#000000">Create a Spend Proof</text>
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+</g>
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+<!-- ZcashFoundation/zebra#2080 -->
+<g id="node27" class="node open">
+<title>ZcashFoundation/zebra#2080</title>
+<g id="a_node27"><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="-1501.3" font-family="Times,serif" font-size="14.00" fill="#000000">[blocked on frost]</text>
+<text text-anchor="middle" x="144" y="-1486.3" font-family="Times,serif" font-size="14.00" fill="#000000">replace`redpallas` module</text>
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+<g id="node28" class="node open">
+<title>ZcashFoundation/zebra#2095</title>
+<g id="a_node28"><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">
+<polygon fill="#c2e0c6" stroke="#000000" stroke-width="2" points="260,-1430 28,-1430 28,-1332 260,-1332 260,-1430"/>
+<text text-anchor="middle" x="144" y="-1414.8" font-family="Times,serif" font-size="14.00" fill="#000000">ZcashFoundation/zebra#2095</text>
+<text text-anchor="middle" x="144" y="-1399.8" font-family="Times,serif" font-size="14.00" fill="#000000">Orchard: update</text>
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+<g id="a_node30"><a xlink:href="https://github.com/ZcashFoundation/zebra/issues/1894" xlink:title="ZcashFoundation/zebra#1894&#10;Zebra should follow OS&#10;directory conventions&#10;better" target="_blank">
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-<text text-anchor="middle" x="144" y="-1354.8" font-family="Times,serif" font-size="14.00" fill="#000000">nullifier in the</text>
-<text text-anchor="middle" x="144" y="-1339.8" font-family="Times,serif" font-size="14.00" fill="#000000">PRF^expand invocations</text>
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 <!-- ZcashFoundation/zebra#3383 -->
 <g id="node42" class="node open">
 <title>ZcashFoundation/zebra#3383</title>