Pith Number

pith:OMY2Q6JV

pith:2026:OMY2Q6JVVW4WQ5P6WUKHTBBTGR

not attested not anchored not stored refs pending

Term-Centric Hierarchy Induction from Heterogeneous Corpora

Barbara Plank, Elena Senger, Jan-Peter Bergmann, Rob van der Goot, Yuri Campbell

arxiv:2606.26963 v1 · 2026-06-25 · 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{OMY2Q6JVVW4WQ5P6WUKHTBBTGR}

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	2026-06-26T01:16:05.285722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7331a87935adb96875feb5147984333460db4b7c6d8806e54adee2f599903319

Aliases

arxiv: 2606.26963 · arxiv_version: 2606.26963v1 · doi: 10.48550/arxiv.2606.26963 · pith_short_12: OMY2Q6JVVW4W · pith_short_16: OMY2Q6JVVW4WQ5P6 · pith_short_8: OMY2Q6JV

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/OMY2Q6JVVW4WQ5P6WUKHTBBTGR \
  | 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: 7331a87935adb96875feb5147984333460db4b7c6d8806e54adee2f599903319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9df04e5c2548802e341537a2920738cbe5e0c76b253dfc39245211559b6e3b66",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-25T12:37:33Z",
    "title_canon_sha256": "ab64c5e4bef5e9d1657967e40a8d653ebf8ca30d50ed03b46bee3259597b1aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26963",
    "kind": "arxiv",
    "version": 1
  }
}