Pith Number

pith:226EUXV6

pith:2018:226EUXV62UO2T3AHIHO52DDLDJ

not attested not anchored not stored refs pending

Hierarchical Losses and New Resources for Fine-grained Entity Typing and Linking

Andrew McCallum, Irena Radovanovic, Luke Vilnis, Patrick Verga*, Shikhar Murty*

arxiv:1807.05127 v1 · 2018-07-13 · 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{226EUXV62UO2T3AHIHO52DDLDJ}

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	2026-05-18T00:10:48.669795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6bc4a5ebed51da9ec0741dddd0c6b1a7ba17a47fc9326c0d3be115a449e90c0

Aliases

arxiv: 1807.05127 · arxiv_version: 1807.05127v1 · doi: 10.48550/arxiv.1807.05127 · pith_short_12: 226EUXV62UO2 · pith_short_16: 226EUXV62UO2T3AH · pith_short_8: 226EUXV6

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/226EUXV62UO2T3AHIHO52DDLDJ \
  | 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: d6bc4a5ebed51da9ec0741dddd0c6b1a7ba17a47fc9326c0d3be115a449e90c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21cf94fcea9893ff46ae3c6746cb3d57f0c93055d2109cf903abda17eaebcfbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-07-13T15:15:41Z",
    "title_canon_sha256": "f0b0c281094585b1b043b75feef6eed4a2f4b03aa4c17e8757fe4ed324dd3fce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05127",
    "kind": "arxiv",
    "version": 1
  }
}