Pith Number

pith:K7I6763O

pith:2013:K7I6763OB4SLTIMTJHIVLCMUFO

not attested not anchored not stored refs pending

Shape and Content: Incorporating Domain Knowledge into Shape Analysis

Diego Calvanese, Florian Zuleger, Helmut Veith, Mantas \v{S}imkus, Tomer Kotek

arxiv:1312.6624 v3 · 2013-12-23 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7I6763OB4SLTIMTJHIVLCMUFO}

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	2026-05-18T02:48:02.263032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57d1effb6e0f24b9a19349d15589942bb1ada128d25edb6fc0a3c496d69b7d7e

Aliases

arxiv: 1312.6624 · arxiv_version: 1312.6624v3 · doi: 10.48550/arxiv.1312.6624 · pith_short_12: K7I6763OB4SL · pith_short_16: K7I6763OB4SLTIMT · pith_short_8: K7I6763O

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/K7I6763OB4SLTIMTJHIVLCMUFO \
  | 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: 57d1effb6e0f24b9a19349d15589942bb1ada128d25edb6fc0a3c496d69b7d7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb3bad480b6829c9103789c000bfa5cec11bb19fc6c4ed64ec605632384723b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2013-12-23T18:07:08Z",
    "title_canon_sha256": "0da66d2d2937a5c462cb5630498f7f812c40701fe43affbc89d17b3b298a740f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6624",
    "kind": "arxiv",
    "version": 3
  }
}