Pith Number

pith:CKAXFY2Y

pith:2013:CKAXFY2YYMQ4U6VA4RZ6OUIDJJ

not attested not anchored not stored refs pending

Utility Elicitation as a Classification Problem

Joseph Norman, Lise Getoor, Urszula Chajewska, Yuval Shahar

arxiv:1301.7367 v1 · 2013-01-30 · 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{CKAXFY2YYMQ4U6VA4RZ6OUIDJJ}

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	2026-05-18T03:35:00.308335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

128172e358c321ca7aa0e473e751034a7a8ad1aae2b687ff9ca5636a64b41852

Aliases

arxiv: 1301.7367 · arxiv_version: 1301.7367v1 · doi: 10.48550/arxiv.1301.7367 · pith_short_12: CKAXFY2YYMQ4 · pith_short_16: CKAXFY2YYMQ4U6VA · pith_short_8: CKAXFY2Y

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/CKAXFY2YYMQ4U6VA4RZ6OUIDJJ \
  | 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: 128172e358c321ca7aa0e473e751034a7a8ad1aae2b687ff9ca5636a64b41852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dae40633db578d21a5d7ca8e33852b9412fdd64a7e74b5a0cc278ad015cc0ee4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-01-30T15:03:05Z",
    "title_canon_sha256": "fbb92d3c1401e18c61b27360e404c297cb3051dec89b85b847461a8030bf5942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7367",
    "kind": "arxiv",
    "version": 1
  }
}