Pith Number

pith:QXFLEUT6

pith:2014:QXFLEUT6S5NUJJNBQGMJDRJFKT

not attested not anchored not stored refs pending

Robust Feature Selection by Mutual Information Distributions

Marco Zaffalon, Marcus Hutter

arxiv:1408.1487 v1 · 2014-08-07 · 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{QXFLEUT6S5NUJJNBQGMJDRJFKT}

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	2026-05-18T02:45:40.354576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85cab2527e975b44a5a1819891c52554f8c9c339245012ab7175fffd3cce5eca

Aliases

arxiv: 1408.1487 · arxiv_version: 1408.1487v1 · doi: 10.48550/arxiv.1408.1487 · pith_short_12: QXFLEUT6S5NU · pith_short_16: QXFLEUT6S5NUJJNB · pith_short_8: QXFLEUT6

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/QXFLEUT6S5NUJJNBQGMJDRJFKT \
  | 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: 85cab2527e975b44a5a1819891c52554f8c9c339245012ab7175fffd3cce5eca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6b36c907286fa0008d4ae1b21a0f4883d0b794ef69bcb03f695fdccbec85e7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-08-07T06:26:42Z",
    "title_canon_sha256": "53ef5f0e01bd126db333125caa19a2b3ddb77cc5c71c4f534a54323ecb991e22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1487",
    "kind": "arxiv",
    "version": 1
  }
}