Pith Number

pith:XATYOCTJ

pith:2019:XATYOCTJCSSMYHFMVCOY4VCCAR

not attested not anchored not stored refs pending

Wikidata from a Research Perspective -- A Systematic Mapping Study of Wikidata

Claudia M\"uller-Birn, Mariam Farda-Sarbas

arxiv:1908.11153 v2 · 2019-08-29 · cs.DL · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XATYOCTJCSSMYHFMVCOY4VCCAR}

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	2026-07-05T00:20:01.594385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b827870a6914a4cc1caca89d8e544204676d08aebf8170acc285468527a60aea

Aliases

arxiv: 1908.11153 · arxiv_version: 1908.11153v2 · doi: 10.48550/arxiv.1908.11153 · pith_short_12: XATYOCTJCSSM · pith_short_16: XATYOCTJCSSMYHFM · pith_short_8: XATYOCTJ

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/XATYOCTJCSSMYHFMVCOY4VCCAR \
  | 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: b827870a6914a4cc1caca89d8e544204676d08aebf8170acc285468527a60aea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b614f2c034142c789cb9bf3e61b4dcabe20f6af81b6bc6c2c56b7d91a7f760cc",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-08-29T11:19:37Z",
    "title_canon_sha256": "6c46496f49dd3d1e95583076b7b8e5080b0a202c4e4c7a7c027aafce56cfd291"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11153",
    "kind": "arxiv",
    "version": 2
  }
}