Pith Number

pith:PFZ4WTR4

pith:2020:PFZ4WTR4M6IGTSJEF7YQZ65EKX

not attested not anchored not stored refs pending

Empower Entity Set Expansion via Language Model Probing

Jiaming Shen, Jiawei Han, Jingbo Shang, Yunyi Zhang

arxiv:2004.13897 v2 · 2020-04-29 · 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{PFZ4WTR4M6IGTSJEF7YQZ65EKX}

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

2 papers in Pith

AI Sandboxes: A Threat Model, Taxonomy, and Measurement Framework

BOOKMARKS: Efficient Active Storyline Memory for Role-playing

Receipt and verification

First computed	2026-07-05T01:14:49.248349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7973cb4e3c679069c9242ff10cfba455e0c849adee7a6ae2463ff2e2647c73cc

Aliases

arxiv: 2004.13897 · arxiv_version: 2004.13897v2 · doi: 10.48550/arxiv.2004.13897 · pith_short_12: PFZ4WTR4M6IG · pith_short_16: PFZ4WTR4M6IGTSJE · pith_short_8: PFZ4WTR4

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/PFZ4WTR4M6IGTSJEF7YQZ65EKX \
  | 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: 7973cb4e3c679069c9242ff10cfba455e0c849adee7a6ae2463ff2e2647c73cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "843be7c8afc1ffb256ab5b888c2b46941c392f64246e23a5d6cb92ad03faa17e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-29T00:09:43Z",
    "title_canon_sha256": "688a1596b54bb6025c7383cfec2956aa9c43982ffc2fe5225bf00508048b7173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13897",
    "kind": "arxiv",
    "version": 2
  }
}