Pith Number

pith:4ZPEFAK2

pith:2018:4ZPEFAK2JGAICW2DQLL3G4KM5C

not attested not anchored not stored refs pending

UniMorph 2.0: Universal Morphology

Arya D. McCarthy, Christo Kirov, David Yarowsky, Ekaterina Vylomova, G\'eraldine Walther, Jason Eisner, John Sylak-Glassman, Manaal Faruqui, Mans Hulden, Patrick Xia, Ryan Cotterell, Sabrina J. Mielke, Sandra K\"ubler

arxiv:1810.11101 v2 · 2018-10-25 · 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{4ZPEFAK2JGAICW2DQLL3G4KM5C}

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.

Cited by

1 paper in Pith

Morphological Irregularity Correlates with Frequency

Receipt and verification

First computed	2026-07-05T00:43:31.311980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e65e42815a4980815b4382d7b3714ce8a08671551479589c58fa2fdd56e25ccb

Aliases

arxiv: 1810.11101 · arxiv_version: 1810.11101v2 · doi: 10.48550/arxiv.1810.11101 · pith_short_12: 4ZPEFAK2JGAI · pith_short_16: 4ZPEFAK2JGAICW2D · pith_short_8: 4ZPEFAK2

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/4ZPEFAK2JGAICW2DQLL3G4KM5C \
  | 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: e65e42815a4980815b4382d7b3714ce8a08671551479589c58fa2fdd56e25ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4242d38a69dcab4f17fc953ae5fbba1c976703c4647c7165c2b640e9d8e5af86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-25T20:42:40Z",
    "title_canon_sha256": "795f5b01b9120dce039d6907a2d0e467188c29e47e44f523163b92730ffff90d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11101",
    "kind": "arxiv",
    "version": 2
  }
}