Pith Number

pith:WN5ICM4K

pith:2026:WN5ICM4KEVJ4OTO2VEEGHRKQTS

not attested not anchored not stored refs pending

Calculating Mutual Information between a Reward Maximizer and its Environment

Alex Altair, Alfred Harwood, Jose Faustino

arxiv:2602.12963 v2 · 2026-02-13 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WN5ICM4KEVJ4OTO2VEEGHRKQTS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-15T01:21:50.380706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37a81338a2553c74ddaa90863c5509caa3cd20b1bfefdf779feb3242fdd1813

Aliases

arxiv: 2602.12963 · arxiv_version: 2602.12963v2 · doi: 10.48550/arxiv.2602.12963 · pith_short_12: WN5ICM4KEVJ4 · pith_short_16: WN5ICM4KEVJ4OTO2 · pith_short_8: WN5ICM4K

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/WN5ICM4KEVJ4OTO2VEEGHRKQTS \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b37a81338a2553c74ddaa90863c5509caa3cd20b1bfefdf779feb3242fdd1813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ee1cf40e91034f5c1ee4979db30333239f5394739f8d18afc1e38aa2645d977",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-02-13T14:29:17Z",
    "title_canon_sha256": "70e339bb98231c91f27c3ebc23f448ddf89d6e164bcbf6a1d49de4112d4b1bc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.12963",
    "kind": "arxiv",
    "version": 2
  }
}