Pith Number

pith:JC5OTKME

pith:2025:JC5OTKMERTKKDVXKOXLRTEYJRN

not attested not anchored not stored refs pending

Separable Computation of Information Measures

Lizhong Zheng, Xiangxiang Xu

arxiv:2501.15301 v1 · 2025-01-25 · cs.IT · cs.LG · math.IT · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JC5OTKMERTKKDVXKOXLRTEYJRN}

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	2026-07-05T10:05:27.041924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48bae9a9848cd4a1d6ea75d71993098b61b4ca8bf1f08a3ecbeb4eda477534bb

Aliases

arxiv: 2501.15301 · arxiv_version: 2501.15301v1 · doi: 10.48550/arxiv.2501.15301 · pith_short_12: JC5OTKMERTKK · pith_short_16: JC5OTKMERTKKDVXK · pith_short_8: JC5OTKME

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/JC5OTKMERTKKDVXKOXLRTEYJRN \
  | 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: 48bae9a9848cd4a1d6ea75d71993098b61b4ca8bf1f08a3ecbeb4eda477534bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "286a09411cb1e6e2d8ae1ebb6a8fc41d36d667749b971ebcd79b03e0e3d5b685",
    "cross_cats_sorted": [
      "cs.LG",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-01-25T18:53:55Z",
    "title_canon_sha256": "e53aea36f260f24126618b1dc82f54b9f791aef34bc26b0bdbdff6a25d84508d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15301",
    "kind": "arxiv",
    "version": 1
  }
}