Pith Number

pith:FFPKOSIU

pith:2022:FFPKOSIUGT36M7SCHZTE27ULHI

not attested not anchored not stored refs pending

When classifying grammatical role, BERT doesn't care about word order... except when it matters

Isabel Papadimitriou, Kyle Mahowald, Richard Futrell

arxiv:2203.06204 v1 · 2022-03-11 · 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{FFPKOSIUGT36M7SCHZTE27ULHI}

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	2026-07-05T04:04:48.170300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295ea7491434f7e67e423e664d7e8b3a324a2efca4725441fbf201d3170244c7

Aliases

arxiv: 2203.06204 · arxiv_version: 2203.06204v1 · doi: 10.48550/arxiv.2203.06204 · pith_short_12: FFPKOSIUGT36 · pith_short_16: FFPKOSIUGT36M7SC · pith_short_8: FFPKOSIU

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/FFPKOSIUGT36M7SCHZTE27ULHI \
  | 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: 295ea7491434f7e67e423e664d7e8b3a324a2efca4725441fbf201d3170244c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f25e622bb3e1579b0a36ac5ccc805185c46f05f6e9208b006cf60ccef3ba9fad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-03-11T19:00:15Z",
    "title_canon_sha256": "69b228321f3d71a4db124f301888afea0fb2446f970b69960ca22f305e851238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.06204",
    "kind": "arxiv",
    "version": 1
  }
}