Pith Number

pith:J5PACDJ3

pith:2018:J5PACDJ3GLKLUHKXJT3MPLEYSB

not attested not anchored not stored refs pending

Named Entity Recognition with Extremely Limited Data

James Allan, John Foley, Sheikh Muhammad Sarwar

arxiv:1806.04411 v2 · 2018-06-12 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5PACDJ3GLKLUHKXJT3MPLEYSB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:13:21.160861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f5e010d3b32d4ba1d574cf6c7ac98906a5960560f731c441210b33e29310578

Aliases

arxiv: 1806.04411 · arxiv_version: 1806.04411v2 · doi: 10.48550/arxiv.1806.04411 · pith_short_12: J5PACDJ3GLKL · pith_short_16: J5PACDJ3GLKLUHKX · pith_short_8: J5PACDJ3

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/J5PACDJ3GLKLUHKXJT3MPLEYSB \
  | 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: 4f5e010d3b32d4ba1d574cf6c7ac98906a5960560f731c441210b33e29310578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c23b8d09134a29368d86c018974337969d6529e89c4a12f375aea343fe9fd04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-06-12T09:33:23Z",
    "title_canon_sha256": "be788218dbb17e25aec917905f7e04ed9797ab8ed958195cca4c7b4ee16a303d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04411",
    "kind": "arxiv",
    "version": 2
  }
}