Pith Number

pith:Y774AFPJ

pith:2017:Y774AFPJYB6NQ4MP5B4MUSM3X4

not attested not anchored not stored refs pending

Semantic Word Clouds with Background Corpus Normalization and t-distributed Stochastic Neighbor Embedding

Andreas Spitz, Erich Schubert, Johanna Gei{\ss}, Michael Gertz, Michael Weiler

arxiv:1708.03569 v1 · 2017-08-11 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y774AFPJYB6NQ4MP5B4MUSM3X4}

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	2026-05-18T00:38:12.321237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7ffc015e9c07cd8718fe878ca499bbf26cbd5e2f8dea626c353ca0bbd32cb26

Aliases

arxiv: 1708.03569 · arxiv_version: 1708.03569v1 · doi: 10.48550/arxiv.1708.03569 · pith_short_12: Y774AFPJYB6N · pith_short_16: Y774AFPJYB6NQ4MP · pith_short_8: Y774AFPJ

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/Y774AFPJYB6NQ4MP5B4MUSM3X4 \
  | 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: c7ffc015e9c07cd8718fe878ca499bbf26cbd5e2f8dea626c353ca0bbd32cb26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c765a16f39e8ffe0500c0f342b19687f90b0b8d83d5ee2d16a918176e1e77af",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-08-11T15:19:53Z",
    "title_canon_sha256": "761dd3fbee5b9cd0d4f420c02960fb945127333ceb7bfc6d12b2baf5c34df58e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03569",
    "kind": "arxiv",
    "version": 1
  }
}