Pith Number

pith:6KKCIVUQ

pith:2019:6KKCIVUQ2UODI7FPYLPZIXRJGI

not attested not anchored not stored refs pending

ner and pos when nothing is capitalized

Dan Roth, Stephen Mayhew, Tatiana Tsygankova

arxiv:1903.11222 v2 · 2019-03-27 · 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{6KKCIVUQ2UODI7FPYLPZIXRJGI}

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	2026-07-05T00:00:57.703556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f294245690d51c347cafc2df945e29320f9a65c1c171c44d2f53f5ca08441a89

Aliases

arxiv: 1903.11222 · arxiv_version: 1903.11222v2 · doi: 10.48550/arxiv.1903.11222 · pith_short_12: 6KKCIVUQ2UOD · pith_short_16: 6KKCIVUQ2UODI7FP · pith_short_8: 6KKCIVUQ

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/6KKCIVUQ2UODI7FPYLPZIXRJGI \
  | 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: f294245690d51c347cafc2df945e29320f9a65c1c171c44d2f53f5ca08441a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6680dd932a0a580ef801421508030311b6324d04139ac06d02982af9bd92a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-03-27T01:57:18Z",
    "title_canon_sha256": "5904bbecb085c2ca02ef06bef7d20d3488953acb635d1e6e3348a95198b94360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11222",
    "kind": "arxiv",
    "version": 2
  }
}