Pith Number

pith:RVCP2QR3

pith:2017:RVCP2QR33C4DWDCWVEXY3CWTGA

not attested not anchored not stored refs pending

Corpus-level Fine-grained Entity Typing

Heike Adel, Hinrich Sch\"utze, Yadollah Yaghoobzadeh

arxiv:1708.02275 v2 · 2017-08-07 · 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{RVCP2QR33C4DWDCWVEXY3CWTGA}

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	2026-05-18T00:13:51.147061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d44fd423bd8b83b0c56a92f8d8ad33027a68c7a0513148b163fcb00b21d048e

Aliases

arxiv: 1708.02275 · arxiv_version: 1708.02275v2 · doi: 10.48550/arxiv.1708.02275 · pith_short_12: RVCP2QR33C4D · pith_short_16: RVCP2QR33C4DWDCW · pith_short_8: RVCP2QR3

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/RVCP2QR33C4DWDCWVEXY3CWTGA \
  | 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: 8d44fd423bd8b83b0c56a92f8d8ad33027a68c7a0513148b163fcb00b21d048e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4916a64a6f692e808c54e23c79244cf5c37c39b5880d30ec27ac6be4a5280091",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-08-07T19:41:42Z",
    "title_canon_sha256": "f3bad9d77cb99006956809c5313e16c79bb1ee3979f3844839bac7b96f0b0833"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02275",
    "kind": "arxiv",
    "version": 2
  }
}