Pith Number

pith:ZARTLCNC

pith:2000:ZARTLCNC6QBTANU7HXFEDVEN6P

not attested not anchored not stored refs pending

Exploiting Diversity for Natural Language Parsing

John C. Henderson

arxiv:cs/0006012 v1 · 2000-06-05 · 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{ZARTLCNC6QBTANU7HXFEDVEN6P}

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	2026-05-18T01:06:49.516096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8233589a2f40330369f3dca41d48df3d76eb106ca8208c07e7dd1ac1ccf2053

Aliases

arxiv: cs/0006012 · arxiv_version: cs/0006012v1 · doi: 10.48550/arxiv.cs/0006012 · pith_short_12: ZARTLCNC6QBT · pith_short_16: ZARTLCNC6QBTANU7 · pith_short_8: ZARTLCNC

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/ZARTLCNC6QBTANU7HXFEDVEN6P \
  | 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: c8233589a2f40330369f3dca41d48df3d76eb106ca8208c07e7dd1ac1ccf2053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93a518c4e3b974dce65fc120e23f7132a052bcfa3f7949a21bbfecea95472113",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CL",
    "submitted_at": "2000-06-05T21:33:03Z",
    "title_canon_sha256": "797a6fd0792fa6e41cc6f868aa80d1381e2c8d8afb9a7be0ce0df16995f59b74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0006012",
    "kind": "arxiv",
    "version": 1
  }
}