Pith Number

pith:7F7GKXPN

pith:2013:7F7GKXPNT5SDC6YU2AW266OTME

not attested not anchored not stored refs pending

Grasping Complexity

A.N. Gorban, G.S. Yablonsky

arxiv:1303.3855 v1 · 2013-03-15 · cs.GL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7F7GKXPNT5SDC6YU2AW266OTME}

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	2026-05-18T03:16:51.116223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f97e655ded9f64317b14d02daf79d3610b6876edaa2b522cb587b0d05d2893f1

Aliases

arxiv: 1303.3855 · arxiv_version: 1303.3855v1 · doi: 10.48550/arxiv.1303.3855 · pith_short_12: 7F7GKXPNT5SD · pith_short_16: 7F7GKXPNT5SDC6YU · pith_short_8: 7F7GKXPN

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/7F7GKXPNT5SDC6YU2AW266OTME \
  | 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: f97e655ded9f64317b14d02daf79d3610b6876edaa2b522cb587b0d05d2893f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f59d07e419ba3fc01d9bc28a58deeb5d6e46fd132b93ff9cda9f1a4785e25df6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.GL",
    "submitted_at": "2013-03-15T18:40:15Z",
    "title_canon_sha256": "795949bd8d8d360c7381cd14b9bd8937fc64b1ba02a26bdf4997e98c51a9487f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3855",
    "kind": "arxiv",
    "version": 1
  }
}