Pith Number

pith:OZNIIYM4

pith:2020:OZNIIYM4WDHCZRYAX7A3RHDJMQ

not attested not anchored not stored refs pending

Categories of Semantic Concepts

James Hefford, Matthew Wilson, Vincent Wang

arxiv:2004.10741 v2 · 2020-04-22 · cs.CL · cs.LO · math.CT · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OZNIIYM4WDHCZRYAX7A3RHDJMQ}

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	2026-07-05T01:25:02.770896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

765a84619cb0ce2cc700bfc1b89c69640c09e81ae55e5bb3a6164cff16a15011

Aliases

arxiv: 2004.10741 · arxiv_version: 2004.10741v2 · doi: 10.48550/arxiv.2004.10741 · pith_short_12: OZNIIYM4WDHC · pith_short_16: OZNIIYM4WDHCZRYA · pith_short_8: OZNIIYM4

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/OZNIIYM4WDHCZRYAX7A3RHDJMQ \
  | 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: 765a84619cb0ce2cc700bfc1b89c69640c09e81ae55e5bb3a6164cff16a15011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f31c2c3cdc4283c7b1aa281838afdd83ec96931abbc0d1244c5104da60ba379",
    "cross_cats_sorted": [
      "cs.LO",
      "math.CT",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-22T17:50:04Z",
    "title_canon_sha256": "051c485d78a947ceedf062b83f6a30a4b012328ae0213800c50487c6640f08eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10741",
    "kind": "arxiv",
    "version": 2
  }
}