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+---
+date: '2022-12-19T14:55:52'
+hypothesis-meta:
+  created: '2022-12-19T14:55:52.384335+00:00'
+  document:
+    title:
+    - My AI Safety Lecture for UT Effective Altruism
+  flagged: false
+  group: __world__
+  hidden: false
+  id: O7YUan-tEe29vjfmuBFMKQ
+  links:
+    html: https://hypothes.is/a/O7YUan-tEe29vjfmuBFMKQ
+    incontext: https://hyp.is/O7YUan-tEe29vjfmuBFMKQ/scottaaronson.blog/?p=6823
+    json: https://hypothes.is/api/annotations/O7YUan-tEe29vjfmuBFMKQ
+  permissions:
+    admin:
+    - acct:ravenscroftj@hypothes.is
+    delete:
+    - acct:ravenscroftj@hypothes.is
+    read:
+    - group:__world__
+    update:
+    - acct:ravenscroftj@hypothes.is
+  tags:
+  - explainability
+  - nlproc
+  target:
+  - selector:
+    - endContainer: /div[2]/div[2]/div[2]/div[1]/p[95]
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+    - exact: So then to watermark, instead of selecting the next token randomly, the
+        idea will be to select it pseudorandomly, using a cryptographic pseudorandom
+        function, whose key is known only to OpenAI.
+      prefix: 'of output tokens) each time.
+
+
+
+
+        '
+      suffix: "  That won\u2019t make any detectable"
+      type: TextQuoteSelector
+    source: https://scottaaronson.blog/?p=6823
+  text: Watermarking by applying cryptographic pseudorandom functions to the model
+    output instead of true random (true pseudo-random)
+  updated: '2022-12-19T14:55:52.384335+00:00'
+  uri: https://scottaaronson.blog/?p=6823
+  user: acct:ravenscroftj@hypothes.is
+  user_info:
+    display_name: James Ravenscroft
+in-reply-to: https://scottaaronson.blog/?p=6823
+tags:
+- explainability
+- nlproc
+- hypothesis
+type: annotation
+url: /annotations/2022/12/19/1671461752
+
+---
+
+
+
+ <blockquote>So then to watermark, instead of selecting the next token randomly, the idea will be to select it pseudorandomly, using a cryptographic pseudorandom function, whose key is known only to OpenAI.</blockquote>Watermarking by applying cryptographic pseudorandom functions to the model output instead of true random (true pseudo-random)