Pith Number

pith:EW7YWPPC

pith:2014:EW7YWPPCXEIQFDJLZHNB5PADF2

not attested not anchored not stored refs pending

PR2: A Language Independent Unsupervised Tool for Personality Recognition from Text

Fabio Celli, Massimo Poesio

arxiv:1402.2796 v1 · 2014-02-12 · 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{EW7YWPPCXEIQFDJLZHNB5PADF2}

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	2026-05-18T02:59:17.267223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25bf8b3de2b911028d2bc9da1ebc032eb96520657d1b0ff70b5bd45076b00ef8

Aliases

arxiv: 1402.2796 · arxiv_version: 1402.2796v1 · doi: 10.48550/arxiv.1402.2796 · pith_short_12: EW7YWPPCXEIQ · pith_short_16: EW7YWPPCXEIQFDJL · pith_short_8: EW7YWPPC

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/EW7YWPPCXEIQFDJLZHNB5PADF2 \
  | 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: 25bf8b3de2b911028d2bc9da1ebc032eb96520657d1b0ff70b5bd45076b00ef8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd465ac0906a5717ff160d244390346bf3d0db4b0ef36625ca6903eac33ee699",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-02-12T11:55:31Z",
    "title_canon_sha256": "64de87d2e31961b81a7f1581bd00ce0f30e6d322e3b7e4ee5bae98a664bf14fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2796",
    "kind": "arxiv",
    "version": 1
  }
}