Pith Number

pith:KA6MCHFI

pith:2013:KA6MCHFIJZTOEZMWCQZFE3OGEV

not attested not anchored not stored refs pending

Syntactic sensitive complexity for symbol-free sequence

Alex A. Simak, Bo-Shiang Huang, Cheng-Yuan Liou, Daw-Ran Liou

arxiv:1307.0339 v2 · 2013-07-01 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KA6MCHFIJZTOEZMWCQZFE3OGEV}

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	2026-05-18T03:19:25.453079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

503cc11ca84e66e265961432526dc6257a33b974e89837331941fe3568755f7a

Aliases

arxiv: 1307.0339 · arxiv_version: 1307.0339v2 · doi: 10.48550/arxiv.1307.0339 · pith_short_12: KA6MCHFIJZTO · pith_short_16: KA6MCHFIJZTOEZMW · pith_short_8: KA6MCHFI

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/KA6MCHFIJZTOEZMWCQZFE3OGEV \
  | 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: 503cc11ca84e66e265961432526dc6257a33b974e89837331941fe3568755f7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "681bd0b38bff2cd48efce6a3a31fc1567f1031762754f011dfdafeb833da64eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-07-01T12:00:59Z",
    "title_canon_sha256": "602cb547cfe2b9d52fdb15f4f5db42718b08127c33ab9baa240be00a75c28e9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0339",
    "kind": "arxiv",
    "version": 2
  }
}