Pith Number

pith:Y47VTZGJ

pith:2016:Y47VTZGJD7ORVNYES64JMZUR35

not attested not anchored not stored refs pending

Classifying Patents Based on their Semantic Content

Antonin Bergeaud, Juste Raimbault, Yoann Potiron

arxiv:1612.08504 v1 · 2016-12-27 · physics.soc-ph · 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{Y47VTZGJD7ORVNYES64JMZUR35}

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	2026-05-18T00:41:01.029250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73f59e4c91fdd1ab70497b8966691df754bdcc385c90ee97e4aa4595d4a906c

Aliases

arxiv: 1612.08504 · arxiv_version: 1612.08504v1 · doi: 10.48550/arxiv.1612.08504 · pith_short_12: Y47VTZGJD7OR · pith_short_16: Y47VTZGJD7ORVNYE · pith_short_8: Y47VTZGJ

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/Y47VTZGJD7ORVNYES64JMZUR35 \
  | 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: c73f59e4c91fdd1ab70497b8966691df754bdcc385c90ee97e4aa4595d4a906c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cacc80256415df014fc690a84978e57dd2b05fcb91c03c0a24a3c4c7dc4424e3",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-12-27T05:59:55Z",
    "title_canon_sha256": "62cf6f1f8e10241ea1423ed8bff7b1d46adab14a240f192e1ffdff3652d8b7f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08504",
    "kind": "arxiv",
    "version": 1
  }
}