Pith Number

pith:Z2XYHQPZ

pith:2022:Z2XYHQPZ3PRQP5CFVNUWGTQPT2

not attested not anchored not stored refs pending

Coreference Resolution through a seq2seq Transition-Based System

Bernd Bohnet, Chris Alberti, Michael Collins

arxiv:2211.12142 v1 · 2022-11-22 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2XYHQPZ3PRQP5CFVNUWGTQPT2}

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	2026-07-05T05:18:13.670511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceaf83c1f9dbe307f445ab69634e0f9ea731448ee2abb4425bb2dc7c0141b43b

Aliases

arxiv: 2211.12142 · arxiv_version: 2211.12142v1 · doi: 10.48550/arxiv.2211.12142 · pith_short_12: Z2XYHQPZ3PRQ · pith_short_16: Z2XYHQPZ3PRQP5CF · pith_short_8: Z2XYHQPZ

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/Z2XYHQPZ3PRQP5CFVNUWGTQPT2 \
  | 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: ceaf83c1f9dbe307f445ab69634e0f9ea731448ee2abb4425bb2dc7c0141b43b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a006c0cf7f04ae0b4ce8c49fd4cd0b4b46bcfb8f8f2b1e8a9a1e3cc3329ffba",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-11-22T10:17:50Z",
    "title_canon_sha256": "454ecf9ab5bc0147ed5094165257f8c97a964090710dd909585a1557d9b0d4ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.12142",
    "kind": "arxiv",
    "version": 1
  }
}