Topics: updates for December 2019

Author: harding

STYLE.md

@@ -24,6 +24,7 @@ sentence or heading.
 - bitcoin (the currency)
 - chaumian (blind signatures|coinjoin|ecash)
 - eltoo
+- erlay
 - merkle (tree|root|branch|node)
 - schnorr
 - segwit

_posts/en/newsletters/2019-12-04-newsletter.md

@@ -52,6 +52,7 @@ infrastructure projects.
     particularly useful compared to just keeping `OP_CODESEPARATOR` in
     tapscript.
 
+    {:#composable-musig}
     In a separate schnorr-related topic, ZmnSCPxj wrote a [post][zmn
     composable musig] about the challenges of safely using the [MuSig][]
     signature aggregation protocol with sub-groups.  For example,

_topics/en/assumeutxo.md

@@ -48,6 +48,10 @@ optech_mentions:
     url: /en/newsletters/2019/06/12/#assume-utxo-demo
     date: 2019-06-12
 
+  - title: "2019 year-in-review: AssumeUTXO"
+    url: /en/newsletters/2019/12/28/#assumeutxo
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: "Bitcoin Core issue #15605: AssumeUTXO discussion"

_topics/en/bech32.md

@@ -48,6 +48,22 @@ optech_mentions:
     url: /en/newsletters/2019/11/13/#taproot-review-discussion-and-related-information
     date: 2019-11-13
 
+  - title: "LND #3767 rejects malformed BOLT11 invoices with a valid bech32 checksum"
+    url: /en/newsletters/2019/12/11/#lnd-3767
+    date: 2019-12-11
+
+  - title: Proposed plan to deal with bech32 malleability in variable-length addresses
+    url: /en/newsletters/2019/12/18/#review-bech32-action-plan
+    date: 2019-12-18
+
+  - title: Analysis of bech32 error detection capability
+    url: /en/newsletters/2019/12/18/#analysis-of-bech32-error-detection
+    date: 2019-12-18
+
+  - title: "2019 year-in-review: bech32 mutability"
+    url: /en/newsletters/2019/12/28/#bech32-mutability
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Javascript bech32 demo decoder

_topics/en/coinjoin.md

@@ -56,6 +56,10 @@ optech_mentions:
     url: /en/newsletters/2019/09/04/#snicker-proposed
     date: 2019-09-04
 
+  - title: "2019 year-in-review: SNICKER"
+    url: /en/newsletters/2019/12/28/#snicker
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Payjoin

_topics/en/consensus-cleanup-soft-fork.md

@@ -41,6 +41,10 @@ optech_mentions:
     url: /en/newsletters/2019/06/12/#cleanup-discussion
     date: 2019-06-12
 
+  - title: "2019 year-in-review: consensus cleanup soft fork proposal"
+    url: /en/newsletters/2019/12/28/#cleanup
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 # see_also:
 #  - title:

_topics/en/covenants.md

@@ -26,14 +26,17 @@ primary_sources:
   - title: Enhancing Bitcoin transactions with covenants
     link: https://fc17.ifca.ai/bitcoin/papers/bitcoin17-final28.pdf
 
+  - title: OP_CHECKTEMPLATEVERIFY proposal
+    link: https://github.com/JeremyRubin/bips/blob/ctv/bip-ctv.mediawiki
+
 ## Optional.  Each entry requires "title", "url", and "date".  May also use "feature:
 ## true" to bold entry
 optech_mentions:
   - title: "Scaling Bitcoin Tokyo 2018, Script Roundtable: OP_CHECKSIGFROMSTACK"
     url: /en/newsletters/2018/10/09/#discussion-the-evolution-of-bitcoin-script
     date: 2018-10-09
 
-  - title: "New proposed opcode: OP_CHECKOUTPUTHASHVERIFY"
+  - title: "New proposed opcode: OP_CHECKOUTPUTSHASHVERIFY"
     url: /en/newsletters/2019/05/29/#proposed-new-opcode-for-transaction-output-commitments
     date: 2019-05-29
 
@@ -45,6 +48,18 @@ optech_mentions:
     url: /en/newsletters/2019/08/14#bitcoin-vaults-without-covenants
     date: 2019-08-14
 
+  - title: OP_CHECKOUTPUTSHASHVERIFY renamed OP_CHECKTEMPLATEVERIFY and updated
+    url: /en/newsletters/2019/12/04/#op-checktemplateverify-ctv
+    date: 2019-12-04
+
+  - title: Suggested changes to OP_CHECKTEMPLATEVERIFY proposal
+    url: /en/newsletters/2019/12/18/#proposed-changes-to-bip-ctv
+    date: 2019-12-18
+
+  - title: "2019 year-in-review: OP_CHECKTEMPLATEVERIFY"
+    url: /en/newsletters/2019/12/28/#ctv
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: An early description of covenants in Bitcoin

_topics/en/erlay.md

@@ -53,6 +53,10 @@ optech_mentions:
     url: /en/newsletters/2019/11/13/#bips-851
     date: 2019-11-13
 
+  - title: "2019 year-in-review: erlay"
+    url: /en/newsletters/2019/12/28/#erlay-and-other-p2p-improvements
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Minisketch

_topics/en/hwi.md

@@ -39,6 +39,10 @@ optech_mentions:
     url: /en/newsletters/2019/06/12/#hwi
     date: 2019-06-12
 
+  - title: "2019 year-in-review: HWI"
+    url: /en/newsletters/2019/12/28/#core-hwi
+    date: 2019-12-18
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Partially-Signed Bitcoin Transactions (PSBTs)

_topics/en/miniscript.md

@@ -29,7 +29,7 @@ extended_summary: |
 ## Optional.  Produces a Markdown link with either "[title][]" or
 ## "[title](link)"
 primary_sources:
-    - title: Interactive Miniscript Demo
+    - title: Interactive miniscript demo
       link: http://bitcoin.sipa.be/miniscript/
 
 ## Optional.  Each entry requires "title", "url", and "date".  May also use "feature:
@@ -39,14 +39,18 @@ optech_mentions:
     url: /en/newsletters/2019/02/05/#miniscript
     date: 2019-02-05
 
-  - title: Final stack empty, insights from Miniscript development
+  - title: Final stack empty, insights from miniscript development
     url: /en/newsletters/2019/05/29/#final-stack-empty
     date: 2019-05-29
 
   - title: Miniscript request for comments
     url: /en/newsletters/2019/08/28/#miniscript-request-for-comments
     date: 2019-08-28
 
+  - title: "2019 year-in-review: miniscript"
+    url: /en/newsletters/2019/12/28/#miniscript
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: "Miniscript: streamlined Bitcoin scripting"

_topics/en/multipath-payments.md

@@ -78,6 +78,26 @@ optech_mentions:
     url: /en/newsletters/2019/11/13/#lnd-3442
     date: 2019-11-13
 
+  - title: "C-Lightning #3259 adds payment secrets to prevent multipath probing"
+    url: /en/newsletters/2019/12/04/#c-lightning-3259
+    date: 2019-12-04
+
+  - title: 'LND #3788 adds support for "payment addresses" (payment secrets)'
+    url: /en/newsletters/2019/12/11/#lnd-3788
+    date: 2019-12-11
+
+  - title: Multiple LN implementations add multipath payment support
+    url: /en/newsletters/2019/12/18/#ln-implementations-add-multipath-payment-support
+    date: 2019-12-18
+
+  - title: Basic multipath payment support added to LN specification
+    url: /en/newsletters/2019/12/18/#bolts-643
+    date: 2019-12-18
+
+  - title: "2019 year-in-review: multipath payments"
+    url: /en/newsletters/2019/12/28/#multipath
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 # see_also:
 #   - title:

_topics/en/musig.md

@@ -75,6 +75,10 @@ optech_mentions:
     url: /en/newsletters/2019/11/27/#schnorr-taproot-updates
     date: 2019-11-27
 
+  - title: Composable MuSig---concerns about safely using signer sub-groups
+    url: /en/newsletters/2019/12/04/#composable-musig
+    date: 2019-12-30
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Schnorr signatures

_topics/en/reproducible-builds.md

@@ -51,6 +51,10 @@ optech_mentions:
     url: /en/newsletters/2019/05/07/#new-architecture-and-new-ubuntu-snap-package
     date: 2019-05-07
 
+  - title: "2019 year-in-review: reproducible builds"
+    url: /en/newsletters/2019/12/28/#reproducibility
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: "Presentation: Bitcoin Build System Security"

_topics/en/sighash_noinput.md

@@ -72,6 +72,10 @@ optech_mentions:
     url: /en/newsletters/2018/12/28#sighash_noinput
     date: 2018-12-28
 
+  - title: "2019 year-in-review: `SIGHASH_ANYPREVOUT`"
+    url: /en/newsletters/2019/12/28/#anyprevout
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Eltoo

_topics/en/signet.md

@@ -63,8 +63,12 @@ optech_mentions:
     url: /en/newsletters/2019/11/13/#bips-803
     date: 2019-11-13
 
+  - title: "2019 year-in-review: signet"
+    url: /en/newsletters/2019/12/28/#signet
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
-  - title: "Bicoin Core #16411: signet support"
+  - title: "Bitcoin Core #16411: signet support"
     link: https://github.com/bitcoin/bitcoin/pull/16411
 ---

_topics/en/taproot.md

@@ -85,6 +85,10 @@ optech_mentions:
     url: /en/newsletters/2019/11/13/#x-only-pubkeys
     date: 2019-11-13
 
+  - title: "2019 year-in-review: taproot"
+    url: /en/newsletters/2019/12/28/#taproot
+    date: 2019-12-28
+
 ## Optional
 see_also:
   - title: MAST

_topics/en/tapscript.md

@@ -69,6 +69,15 @@ optech_mentions:
     date: 2019-10-29
     feature: true
 
+  - title: Discussion about position commitments using signature-checking opcodes
+    url: /en/newsletters/2019/12/04/#continued-schnorr-taproot-discussion
+    date: 2019-12-04
+
+  - title: "2019 year-in-review: taproot and tapscript"
+    url: /en/newsletters/2019/12/28/#taproot
+    date: 2019-12-28
+
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: Taproot

_topics/en/trampoline-payments.md

@@ -53,6 +53,10 @@ optech_mentions:
     url: /en/newsletters/2019/11/20/#eclair-1209
     date: 2019-11-20
 
+  - title: "2019 year-in-review: trampoline payments"
+    url: /en/newsletters/2019/12/28/#trampoline
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: "BOLTs PR #654: Trampoline Routing"

_topics/en/watchtowers.md

@@ -68,6 +68,18 @@ optech_mentions:
     url: /en/newsletters/2019/09/25/#watchtower-storage-costs
     date: 2019-09-25
 
+  - title: Watchtower BOLT specification proposed
+    url: /en/newsletters/2019/12/04/#proposed-watchtower-bolt
+    date: 2019-12-04
+
+  - title: Discussion about watchtowers for eltoo payment channels
+    url: /en/newsletters/2019/12/11/#watchtowers-for-eltoo-payment-channels
+    date: 2019-12-11
+
+  - title: "2019 year-in-review: watchtowers"
+    url: /en/newsletters/2019/12/28/#watchtowers
+    date: 2019-12-28
+
 ## Optional.  Same format as "primary_sources" above
 see_also:
   - title: LND watchtower tutorial