Pith Number

pith:FUNKWK7I

pith:2011:FUNKWK7IK54JPWOR7GKZM3FXDE

not attested not anchored not stored refs pending

Treatment of Semantic Heterogeneity in Information Retrieval

Heiko Hellweg, J\"urgen Krause, Jutta Marx, Matthias N.O. M\"uller, Peter Mutschke, Robert Str\"otgen, Thomas Mandl

arxiv:1102.3866 v1 · 2011-02-18 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FUNKWK7IK54JPWOR7GKZM3FXDE}

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	2026-05-18T04:28:20.733123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d1aab2be8577897d9d1f995966cb7190b9a3820155a41c832181516c9512af4

Aliases

arxiv: 1102.3866 · arxiv_version: 1102.3866v1 · doi: 10.48550/arxiv.1102.3866 · pith_short_12: FUNKWK7IK54J · pith_short_16: FUNKWK7IK54JPWOR · pith_short_8: FUNKWK7I

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/FUNKWK7IK54JPWOR7GKZM3FXDE \
  | 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: 2d1aab2be8577897d9d1f995966cb7190b9a3820155a41c832181516c9512af4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f184695761410609c070ae02fdbd4791e119b32e67666bf7d9e64854def3f47d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2011-02-18T16:11:51Z",
    "title_canon_sha256": "e9a321187029099ae011561c2ad8dad4b70449cfcba6a704685f67b8d81823fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3866",
    "kind": "arxiv",
    "version": 1
  }
}