Pith Number

pith:5W5L4TY3

pith:2022:5W5L4TY3KTEHURHOEMNNCQZVKK

not attested not anchored not stored refs pending

RuNNE-2022 Shared Task: Recognizing Nested Named Entities

Ekaterina Artemova, Elena Tutubalina, Igor Rozhkov, Maxim Zmeev, Natalia Loukachevitch, Tatiana Batura, Vladimir Ivanov

arxiv:2205.11159 v1 · 2022-05-23 · 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{5W5L4TY3KTEHURHOEMNNCQZVKK}

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	2026-07-05T06:56:29.166223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edbabe4f1b54c87a44ee231ad143355281479e7dc360331558c3bca5c4db5a1d

Aliases

arxiv: 2205.11159 · arxiv_version: 2205.11159v1 · doi: 10.48550/arxiv.2205.11159 · pith_short_12: 5W5L4TY3KTEH · pith_short_16: 5W5L4TY3KTEHURHO · pith_short_8: 5W5L4TY3

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/5W5L4TY3KTEHURHOEMNNCQZVKK \
  | 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: edbabe4f1b54c87a44ee231ad143355281479e7dc360331558c3bca5c4db5a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7aff61e0b3389f8b55abb77d9c5f446ca6b7f40955a83fe42a06ee5ad743dde",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-23T09:50:42Z",
    "title_canon_sha256": "45e364b3d6ebde4e5ff1010a13d339c3fc3965d1b0abb5dbde98272342bc88ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.11159",
    "kind": "arxiv",
    "version": 1
  }
}