Pith Number

pith:XQ3SM6BJ

pith:2009:XQ3SM6BJYZHZM4ZOAJTLSSBTZE

not attested not anchored not stored refs pending

Recommender Systems for the Conference Paper Assignment Problem

Don Conry, Naren Ramakrishnan, Yehuda Koren

arxiv:0906.4044 v1 · 2009-06-22 · cs.IR · 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{XQ3SM6BJYZHZM4ZOAJTLSSBTZE}

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	2026-07-04T15:44:06.957374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc37267829c64f96732e0266b94833c90a6a4b0f83e25503710b1051ed544a89

Aliases

arxiv: 0906.4044 · arxiv_version: 0906.4044v1 · doi: 10.48550/arxiv.0906.4044 · pith_short_12: XQ3SM6BJYZHZ · pith_short_16: XQ3SM6BJYZHZM4ZO · pith_short_8: XQ3SM6BJ

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/XQ3SM6BJYZHZM4ZOAJTLSSBTZE \
  | 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: bc37267829c64f96732e0266b94833c90a6a4b0f83e25503710b1051ed544a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8898861ee1b33dc1972b29fc83ee86b3bf36620c187edfae47a264b37fd7330b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2009-06-22T17:26:24Z",
    "title_canon_sha256": "44396ae3816852626ab900a1770fc6b9fdcd43ef0376f07684519d9224b2a61c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4044",
    "kind": "arxiv",
    "version": 1
  }
}