Pith Number

pith:Z2MSSGFT

pith:2022:Z2MSSGFT5SGHC3AVCX43ZYOWWZ

not attested not anchored not stored refs pending

Some Grammatical Errors are Frequent, Others are Important

Leshem Choshen, Ofir Shifman, Omri Abend

arxiv:2205.05730 v1 · 2022-05-11 · cs.CL · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2MSSGFT5SGHC3AVCX43ZYOWWZ}

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	2026-07-05T04:22:29.765628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce992918b3ec8c716c1515f9bce1d6b66cd9ddc1d8d9a2ab797d1d3ce9ffa559

Aliases

arxiv: 2205.05730 · arxiv_version: 2205.05730v1 · doi: 10.48550/arxiv.2205.05730 · pith_short_12: Z2MSSGFT5SGH · pith_short_16: Z2MSSGFT5SGHC3AV · pith_short_8: Z2MSSGFT

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/Z2MSSGFT5SGHC3AVCX43ZYOWWZ \
  | 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: ce992918b3ec8c716c1515f9bce1d6b66cd9ddc1d8d9a2ab797d1d3ce9ffa559

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7292ef8a0a5d328d946b24d30cfbfe057d02c2f541a8a58c5079a0ed139aa840",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-11T18:59:20Z",
    "title_canon_sha256": "d0f182b5416548d8bc894671822e2a82cf0e9abe1d6325fc7851c90c373dd9dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.05730",
    "kind": "arxiv",
    "version": 1
  }
}