Pith Number

pith:RZIA2JXC

pith:2018:RZIA2JXCHVDPODWOPIDSFXB5NI

not attested not anchored not stored refs pending

Implicit Argument Prediction with Event Knowledge

Katrin Erk, Pengxiang Cheng

arxiv:1802.07226 v2 · 2018-02-20 · 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{RZIA2JXCHVDPODWOPIDSFXB5NI}

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	2026-05-18T00:18:35.596296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e500d26e23d46f70ece7a0722dc3d6a27a83aa6c64c2497db03a30712061e4d

Aliases

arxiv: 1802.07226 · arxiv_version: 1802.07226v2 · doi: 10.48550/arxiv.1802.07226 · pith_short_12: RZIA2JXCHVDP · pith_short_16: RZIA2JXCHVDPODWO · pith_short_8: RZIA2JXC

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/RZIA2JXCHVDPODWOPIDSFXB5NI \
  | 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: 8e500d26e23d46f70ece7a0722dc3d6a27a83aa6c64c2497db03a30712061e4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b59aa461e23a27f59f2a76e689eb12923ea88bf63754472db170bfba974e6bc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-02-20T18:04:46Z",
    "title_canon_sha256": "02616f3f46c14520c9b378dfa9494e52a75ad92972147f0dd6d1cb88ab8e3a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07226",
    "kind": "arxiv",
    "version": 2
  }
}